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Free Shipping Condition: Brand New Location: Sri Lanka An engineering professor of mine once made a distinction between “computer-aided”design and “computer-ated”design. Reflecting the author's years of industrial ... moreexperience, Gregory H. Smith's Practical Computer-Aided Lens Design does an excellent job of covering both aspects of the lens design process.
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Free Shipping Condition: New Location: Somerset, United States Our Certified Refurbished products are covered with a Two – year Comprehensive warranty provided by Allstate, US only. Most manufactures do not include ... morea paper manual. Video Production & Editing. Add to Favorite.
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$48.00 Shipping Condition: New other (see details) Location: China
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Free Shipping Condition: New Location: China Description: Close-up filters can decrease Depth of Field, use a smaller aperture to photograph the subject. Close-up filter, close-up lens or macro filter ... moreis a simple secondary lens used to enable macro photography without requiring a specialised primary lens. They work identically to reading glasses, allowing any primary lens to focus more closely. While some single-element close-up lenses produce images with severe aberrations, there are also high-quality close-up lenses composed as achromatic doublets which are capable of producing.
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$8.00 Shipping Condition: Used Location: Nevada City, United States This is for one ThorLabs type modular cage plate model LCP01 with a 200mm FL NIR doublet lens and an adjustable iris. Finally, there is a Thorlabs model ... moreD50S adjustable iris integrated in the the mount.
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$2.99 Shipping Condition: New Location: China Focal Length 550mm. Focal length tolerance: ±0.1%. Edge thickness 8.6mm, center thickness 10.2mm. Center thickness tolerance: ±0.2mm.
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$29.00 Shipping Location: Solon, United States Made in USA in New York. Early brass lens. Not labeled as to the maker. Non-coated glass. This lens will cover up to half plate or 5x7". Petzval type ... morelens. Lens is about 150mm or 6" long with the hood.
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Free Shipping Condition: New Location: China 62mm Focal 205mm. Focal length tolerance: ±0.1%. Center thickness tolerance: ±0.2mm. Finish: 60/40. If item is defective after 3 months, you can still ... moresend it back to us.
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$40.00 Shipping Location: Poland USED.Glass Very good condition, minimal signs of use (very minimal visible signs from cleaning).
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Free Shipping Condition: Open box Location: Somerset, United States CANON BINOCULARS. This is a Wonderful lightly used Pair of Binoculars from Canon. They are the Canon 10x30 IS Image Stabilizer Binoculars. Super Clean. ... moreWith their Original Neck Strap, Carrying Case and Instructions Guide. They are AMAZING with a Crystal Clear lens display, the Best I've ever seen. I have the Lens caps, and will include batteries also! I am selling alot of other Very Cool Children's Items. Books, Antiques, Collectibles, Sporting Goods and Video Games, so Please Check Out My Other Auctions. If you'd like more scans or photos, or have any questions, just email me, and i'll do my best! Just a Super Addition to any Binoculars Collection, Add it to your Collection Today! I Prefer an online PAYPAL payment. But i'm VERY FLEXIBLE. Due to the increasing number of new Non-Paying ebayers, Please EMAIL me ASAP after the auction ends, and Payment is to be RECIEVED within 4 days after the auction ends or the item WILL BE RELISTED. I ship VERY QUICKLY, usually the Next Day. YES, I DO SHIP INTERNATIONALLY, TO MOST ANY COUNTRY. PLEASE EMAIL FOR SHIPPING COST TO YOUR COUNTRY BEFORE YOU PAY FOR THE ITEM. PLEASE HELP! I'm trying DESPERATELY to be rated as a TOP SELLER! I value my Feedback Reputation and Ratings Selections. VERY MUCH, and have worked hard for 15+ years to establish a Great Reputation! I want this"Ebay Experience" to be fun for EVERYONE. I will do what ever I can, within reason, to ensure your COMPLETE SATISFACTION. I strive for 5-star service by stating my policies upfront, answering questions quickly, sending packages daily, and NOT overcharging on shipping! In eBay's new feedback system, when you give 4 stars it may seem like a great score. For instance, a 4 in Shipping Time means"Quickly" eBay, however, considers this a sub-par mark. Their standards require sellers to maintain 4.8& above
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$6.23 Shipping Condition: Used Location: Sacramento, United States Bell & Howell 35J Point-and-Shoot 35mm Camera 45mm Lumina Lens Soft Case Manual 1980s Point-and-shoot camera with three fixed aperture modes of f/8, f/11, ... moreand f/19. 45mm f/8 doublet design Lumina lens. Shutter speed 1/60 second. Uses 35mm color film. Original soft case and instruction booklet are included. Condition: Camera and case are in very good vintage condition with no visible signs of damage. Lens cap is missing. Instruction booklet has hand written notes throughout. The camera has NOT been film tested but all of the normal functions seem to be working properly..
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Free Shipping Condition: New Location: China This results in the great color correction for an ED doublet lens. SVBONY SV216. about svbony. The ADC corrects the dispersion effects of earth´s atmosphere; ... moreyou will get sharper images of planets and moon; when used for planetary imaging; it changes the clarity of the image dramatically; particularly in the luminance channel when LRGB imaging.
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$11.60 Shipping Condition: New Location: Skelton, United States They are also ideal for prismatic eyewear users who find that they need to use a higher magnification due to the diminished acuities resulting from disease ... moreprogression. Lens Manufacturer: Eschenbach.
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$35.00 Shipping Location: Netherlands Film winds on smooth. The lens in good condition. No cleaning marks, no scratches, slight haze, no fungus, no separation. Shutter and settings work. Notoriously ... moredifficult to open and to close.
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Free Shipping Condition: New Location: China 1 TTartisans 90mm F1.25 GFX Mount Lens. 4 sets of Achromatic Doublets are used in M 90mm f1.25 lens to significantly improves the chromatic aberration ... moreand the resolution performance, presenting excellent image quality.The spherical aberration of achromatic doublets is better than singlets.
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Free Shipping Condition: New Location: China The SV48P Astronomical Telescope has outstanding optics, high-quality mechanical components. Fitted with achromatic glass for good edge-to-edge viewing, ... morefully multi green coated lens maximize light transmission eliminating false color. The 2 inch Rotatable Double speed focuser, for smooth operation, great feel and precise adjustability. This is a good telescope provides for astrophotography visual observers or nature watchers. Specifications: 1.Brand: SVBONY 2.Model: SV48P 3.Optical Design: Refractor 4.Caliber: 90mm 5.Optic Coated: FMC 6.Objective Lens: Doublet air spaced achromatic design 7.Focal Length: 500mm 8.Focal Ratio: F/5.5 9.Eyepiece Barrel Diameter: 2-inch (w/ 1.25 inch adapter) 10.Focuser: 2 inch RAP Double Speed Focuser 11.Millimeter markings on focuser drawtube: Yes.
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$2.50 Shipping Condition: New Location: 宝安区, China 10X 21MM Jewelry Triplet Loupe with LED + UV Light Ideal for use in poor lighting conditions, t his brand new product is a quality 10X jewellers loupe ... morefeaturing UV(long wave) and six bright white led lighting for illumination. Natural white light helps to view inclusions. A perfect light for grading diamonds and other gems. While UV lighting allows you to check fluorescence. Optical triplet lens 21mm diameter with non-reflective black surround for accurate gem grading. The loupe is housed in a satin finish metal housing with a lanyard loop. The loupe is stored in a leather storage case for protection when not in use. Achromatic& aplanatic optical glass triplet lens for accurate viewing- Three lenses bonded together to corrects spherical and chromatic aberrations. Eliminating color degradation and every part of the wide field of view in sharp focus for optimum chromatic performance and true color clarity. Triplet magnifiers are our best quality geology lenses! Lights are activated by separate miniature on/off switch- can only use one light source at a time. So the loupe functions as either a LED loupe OR as a UV loupe. Diamonds with flourescence will appear cloudy when viewed with the UV light on. The loupe comes with battery installed(3pcs LR927 batteries. Not included) and features 6 led bulbs around the edge of the lens for even lighting. The led bulbs are covered with a diffuser to reduce glare. Applications& Usage: Great for jewelers. Mechanics, machinists, stamp& coin collectors, arts& crafts, photographers, hobbyists, watch maker and other field that require micro view of the target object. It is a very useful gadget to carry along whether you use it to examine jewelry or gems, look inside the movement of a watch, inspect and catalogue coins and stamps, inspect or view photographs, printing, miniature art, mold making or just for reading the"fine print" of a document. Its incredibly useful as well to use for electronics repair, soldering micro-parts& precision machining. The li
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$69.07 Shipping Location: Laguna Niguel, United States The difference was, Wheatstone used mirrors, whereas this is a prism, a massive one, weighing 10 lbs! This prism is made from the BEST quality Schott ... moreGlass. The benefit of the prism over a mirror in this application, it produces a much wider FOV for that WOW factor.
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$24.05 Shipping Condition: Used Location: Wingdale, United States I believe this nice set to be an example of the very first iteration made in Japan. One could easily assemble a great Swift collection just with the Triton ... moremodels. Note the # stamped on major parts: 195!
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Free Shipping Condition: New Location: China
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$24.05 Shipping Condition: Used Location: Wingdale, United States Kowa 7X50 Field 7.1 IF Featherweight w/Case: Cleaned & Lubed! Condition is "Used". Want the Truth?. Try cable's #1 rated news show: Tucker Carlson! Save ... moreCNN for when you're stuck in the airport and have nothing else to do but laugh at the silliness.
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$82.17 Shipping Location: Laguna Niguel, United States This viewer will display a 45 deg FOV on each 5" image axis. So, 45 deg is larger than anything ever experienced by an optical viewer. A standard cinema ... moresized screen being viewed from approx 2/3rd back in seat rows, is approx.
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$8.95 Shipping Condition: Used Location: Branch, United States In January 2012, Kodak filed for Chapter 11 bankruptcy protection in the United States Bankruptcy Court for the Southern District of New York. At the ... moretop it had a rotating key to advance the film, a pull-string to set the shutter, and a button on the side to release it, exposing the celluloid film.
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$112.05 Shipping Location: Laguna Niguel, United States This viewer will display a 45 deg FOV on each 5" image axis. So, 45 deg is larger than anything ever experienced by an optical viewer. A standard cinema ... moresized screen being viewed from approx 2/3rd back in seat rows, is approx.
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Free Shipping Condition: New Location: China 1. The appearance of the telescope is baked with high-end fine-grained paint, with exquisite appearance and delicate feel 2. The objective lens features ... morea S-FPL51 extra-low dispersion glass ED element, which eliminates chromatic aberration. This results in the best color correction for an ED doublet lens 3. The lens adopts optical processing and low polishing technology, which is carefully carved 4. The deceleration ratio of the two-speed 2'' toothed focusing seat is 1:10, which makes it easy to achieve accurate focus.
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$8.95 Shipping Condition: Used Location: Branch, United States In January 2012, Kodak filed for Chapter 11 bankruptcy protection in the United States Bankruptcy Court for the Southern District of New York. This included ... moreemulsions from Kodak, Fuji and Ilford. Kodak was founded by George Eastman and Henry A. Strong on May 23, 1892.
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$3.65 Shipping Condition: New Location: China
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$14.95 Shipping Condition: Used Location: Moss Beach, United States These were removed from a custom laser optical assembly. The units consist of an achromatic doublet lens in a ST1XY-A adjustable mount, and a SM1D12D ... moreiris diaphragm. All components are in excellent working condition.
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Free Shipping Condition: New Location: China 1. The appearance of the telescope is baked with high-end fine-grained paint, with exquisite appearance and delicate feel 2. The objective lens features ... morea S-FPL51 extra-low dispersion glass ED element, which eliminates chromatic aberration. This results in the best color correction for an ED doublet lens 3. The lens adopts optical processing and low polishing technology, which is carefully carved 4. The deceleration ratio of the two-speed 2'' toothed focusing seat is 1:10, which makes it easy to achieve accurate focus.
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$9.88 Shipping Condition: New Location: China Handheld Lighted HD Jewelry Identify Magnifier. Magnification: 10X / 20X. 21mm Large field of view. GCD Optical System.
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$35.00 Shipping Location: Netherlands Finder in very good condition, bright and clean. Cover is original and complete. Cover shows no wear, no scuffs and no scratches. The lens is in very ... moregood condition. No cleaning marks, no scratches, no haze, no fungus, no separation.
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$3.99 Shipping Condition: New Location: China Focal Length 195mm. Focal length tolerance: ±0.1%. Lens total D ia. Coate d with FGMC Green Film. Finish: 60/40. Center thi ckness tolerance: ±0.2mm.
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Free Shipping Condition: New Location: Avon, United States NEW; CANON 10X30 IMAGE STABILIZED BINOCULARS. THESE WERE A GIFT THAT HAVE NEVER BEEN USED,WHEN THEY WERE GIVEN TO ME I OPENED THE BOX LOOK AT THEM AND ... moreTHEY WERE PLACED BACK IN THE BOX AND NEVER USED. COMES WITH ORIGINAL BOX, MANUEL AND CASE. WILL ONLY SHIP WITHIN THE U.S.
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Free Shipping Condition: New Location: China For those who want to enjoy outdoor activities in the garden,you deserve to have SV503 80ED telescope. SV503 80ED telescope’s objective lens features ... morean S FPL-51 extra-low dispersion glass ED element, which virtually eliminates chromatic aberration. This results in the great color correction for an ED doublet lens. A thoroughly though-out design and high-quality mechanical components. This very special SV503 telescope provides astrophotographers, visual observers or nature watchers with bright, wide field views when observing starry skies or nature watching. .
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Free Shipping Condition: New Location: Eugene, United States Foldaway design. Achromatically & Alpabetically correct loupe. 1 x Jeweler Triplet Loupe (10x). Achromatic & aplanatic optical glass magnifier. 10X MAGNIFICATION, ... more2-IN-1 with 6 LED Light and 21mm triplet lens to enable achromatically and alphabetically corrected.
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Free Shipping Condition: Open box Location: Somerset, United States The 18x50 IS was not designed to be habitually worn around the neck, but if you prefer to carry your optic in this manner then consider a thick neoprene ... morestrap instead of the supplied flat woven strap.
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Free Shipping Condition: New Location: Somerset, United States Canon 10x30 IS II Image Stabilized Binocular. BUNDLE INCLUDES: Canon 10x30 IS II Image Stabilized Binocular | Cleaning Kit. Vari-Angle Prism Image Stabilization ... more| Eco-Friendly Lead-Free Glass. Most manufactures do not include a paper manual.
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Free Shipping Condition: New Location: New York, United States Internal matting design; the inside of the SV182 finder scope fully threaded to minimize reflections. Lightweight and compact; SV182 finder scope net ... moreweight is 0.49lb that won't add excessive weight or bulk to your OTA.
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Free Shipping Condition: New Location: Midland Park, United States Optically, the binoculars are built with traditional Porro prisms, and an integrated field-flattener lens that corrects spherical aberration for distortion-free ... moreviews, especially at the edges. Canon's proprietary Super Spectra Coating is used to limit color bias, lens flare and ghosting; while maximizing light transmission, color rendition, clarity, and contrast across the entire visible spectrum.
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Free Shipping Condition: New Location: China Description: Close-up filters can decrease Depth of Field, use a smaller aperture to photograph the subject. Close-up filter, close-up lens or macro filter ... moreis a simple secondary lens used to enable macro photography without requiring a specialised primary lens. They work identically to reading glasses, allowing any primary lens to focus more closely. While some single-element close-up lenses produce images with severe aberrations, there are also high-quality close-up lenses composed as achromatic doublets which are capable of producing.
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$40.00 Shipping Location: Poland USED.Glass Very good condition, minimal signs of use (very minimal visible signs from cleaning).
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$9.85 Shipping Condition: New Location: Virginia Beach, United States P/N: 8587318. INDIVIDUAL LENS STYLE. EQUIVALENT FOCAL LENGTH. BACK FOCAL LENGTH. AXIAL THICKNESS. FSC APPLICATION DATA. DOUBLE CONCAVE AND DOUBLE CONVEX.
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$35.00 Shipping Location: Netherlands Finder in very good condition, pretty bright. Cover is original and complete. The lens is in very good condition. No cleaning marks, no scratches, no ... morehaze, no fungus, no separation. Case shows wear.
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$35.00 Shipping Location: Netherlands Finder in very good condition, pretty bright. Cover is original and complete. Cover shows minor wear, minor scuffs and scratches. The lens is also in ... morevery good condition. No cleaning marks, no scratches, no haze, no fungus, no separation.
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$2.50 Shipping Condition: New Location: 宝安区, China Click Here. Double your traffic. Get Vendio Gallery- Now FREE! 10X 20.5MM Jewelry Triplet Loupe This loupe is professionally made with precision and HIGH ... moreQUALITY. The finest and highest materials, featuring a achromatic& aplanatic optical glass triplet lens. It means that three lenses bonded together to corrects spherical and chromatic aberrations. Eliminating color degradation and every part of the wide field of view in sharp focus for optimum chromatic performance and true color clarity. Triplet magnifiers are our best quality geology lenses! A Very Heavy Duty 10X Optical Glass magnification power Jeweler's Loupe with 20.5mm diameter which brings the smallest detail into sharp focus. This item is housed in a satin finish metal housing with non-reflective black surround for accurate gem grading. It comes with a Leather storage case& a stylish packaging box for protection and easy carrying. Applications& Usage: Great for jewelers. Mechanics, machinists, stamp& coin collectors, arts& crafts, photographers, hobbyists, watch maker and other field that require micro view of the target object. It is a very useful gadget to carry along whether you use it to examine jewelry or gems, look inside the movement of a watch, inspect and catalogue coins and stamps, inspect or view photographs, printing, miniature art, mold making or just for reading the"fine print" of a document. Its incredibly useful as well to use for electronics repair, soldering micro-parts& precision machining. Features: Brings efficiency. Reliability and ease-of-use* Top quality 10 x 20.5mm Optic Lens* Aplanatic- Corrected for spherical abberations. For larger field of view from side to side* Achromatic- Corrected for color distortions. For true color viewing* Triplet Lens- Three separate lenses bonded together. Vastly superior to doublets and single lens magnification* Precision optical glass lens brings fine micro-detail into view* Made with the finest quality optics and with top quality metal cases* Black frame. D
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$53.85 Shipping Condition: Used Location: Naples, United States SVBONY 12mm Eyepiece. SVBONY 20mm Eyepiece.
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$12.00 Shipping Location: Bakersfield, United States It was made by Wm. R. Whittaker, Ltd. in Hollywood, Los Angeles, California since 1946. It had a built-in waist level reflecting type. will lock in for ... morestorage and you press it in again to release it for your next session.
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$35.00 Shipping Location: Netherlands Can be cleaned. Finder in very good condition, pretty bright. Cover is original and complete. Cover shows no wear, no scuffs and no scratches. The lens ... moreis in very good condition. No cleaning marks, no scratches, no haze, no fungus, no separation.
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$10.00 Shipping Condition: New with tags Location: Thailand GIT Certified : Ruby & Sapphire Doublet' Two Pieces of Ruby & sapphire adhere together with glass. 1.75ct TOP GRADE PINKISH RED TOP FIRE BEST QLTY NATURAL ... moreCORUNDUM RUBY PEAR ! Natural Ruby. Unit of Item.
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$7.84 Shipping Condition: New Location: Cerritos, United States Installation is simple. Delays are quite common but losses are very rare, so your patience and understanding will be greatly appreciated.
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Free Shipping Condition: New Location: Miami, United States Doublet air spaced achromatic S-FPL51 ED glass provides you less chromatic aberration image.
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Free Shipping Condition: New Location: China MK105 Maksutov-Casse. Svbony MK105. I have been impressed with the visual performance of the MK105. I like it! At a focal length of 1365mm under Bortle ... moreclass 7+ skies, plate solving did not work due to lack of stars (presumably?).
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$35.00 Shipping Location: Netherlands Finder in very good condition, bright and clean. Cover is original and complete. The lens is in very good condition. No cleaning marks, no scratches, ... moreno haze, no fungus, no separation.
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Free Shipping Condition: New Location: Lindenhurst, United States Beyond the image stabilization performance are optical features that improve image overall image quality. Next, they employ a Porro prism optical path ... morethat provides a rich depth of field to enable users to better judge distance between objects and a comfortable long 14.5mm eye relief.
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$8.95 Shipping Condition: Used Location: Branch, United States In January 2012, Kodak filed for Chapter 11 bankruptcy protection in the United States Bankruptcy Court for the Southern District of New York. At the ... moretop it had a rotating key to advance the film, a pull-string to set the shutter, and a button on the side to release it, exposing the celluloid film.
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$10.00 Shipping Condition: New Location: 朝阳区, China Handheld Lighted HD Jewelry Identify Magnifier. Magnification: 10X / 20X. 21mm Large field of view. GCD Optical System.
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$35.00 Shipping Location: Netherlands Finder in very good condition, pretty bright. Cover is original and complete. The lens is in very good condition. No cleaning marks, no scratches, no ... morehaze, no fungus, no separation.
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Free Shipping Condition: New Location: Brooklyn, United States Categories Sport Optics Hunting Shooting Gear Outdoor Gear Apparel Eyewear Military& Tactical Police& EMS Sports& Hobbies Lab& Science ... moreEverything Else Open Box Specials This Stock Photo may not match the actual item listed. This listing is for Model# CA-BI-Stabilized-4624A002 Authorized Dealer Product Code: CA-BI-Stabilized-4624A002 Model Number: Stabilized-4624A002 Government Export Restriction. By adding to cart. I understand, acknowledge, and agree to the. The best Canon binoculars there is. And with Image Stabilization! Canon 18x50 IS AW All Weather Image Stabilized Binoculars Features Optical Image Stabilizer(lock switch provided) Objective lens includes a UD element, Doublet field flattener lens, Super Spectra Coating, Water-resistant. All-weather design, Rubber skin for secure grip, Closest focusing distance of 6 meters/19.7 feet, Canon 18x50 IS AW All Weather Image Stabilized Binoculars Specifications Type Prism Binoculars, Magnification 18x, Objective lens effective diameter 50mm, Filter size 58mm, Real field of view 3.7? Apparent field of view 66.6? Objective lens construction 4 elements in 3 groups(including protective glass) Eyepiece lens construction 7 elements in 5 groups, Exit pupil diameter 2.8mm, Eye relief 15mm, Prism type Porro II, Eye width adjustment 58mm ~ 76mm, Focusing method Manual focusing by turning the focusing knob, Dioptric correction?3.0 diopters, Closest focusing distance 6 meters/19.7 ft. Image Stabilizer Vari-Angle Prism, Correction angle?0.7? Tripod socket Provided, Power source 2 x AA, Dimensions 152 x 193 x 1180mm/6.0 x 7.6 x 3.2 in. Weight 1180g/41.6 oz. excluding batteries) In addition to Canon 18x50mm IS All Weather Image Stabilized Binoculars 4624A002. Make sure to check out all the other Canon Binoculars and other Canon products offered in our store. Please Note: Most of the product images that we use in our listings come directly from the manufacturer and sometimes do not represent the exact color. Size, style or other option that is actually being s
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Free Shipping Condition: New Location: China Svbony MK105. Svbony eyepiece extension tube (needed for focusing sv48). I have been impressed with the visual performance of the MK105. I like it! At ... morea focal length of 1365mm under Bortle class 7+ skies, plate solving did not work due to lack of stars (presumably?).
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Free Shipping Condition: New Location: China Sharp image; Ultra-wideband fully multilayer-coated lens; doublet glass and the 30mm achromatic optics prevent irritating reflections can bring you bright ... moreand clear images.
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