6 25mm Dia 10mm Focal Length Hastings Triplet Achromatic Lens

  • Hastings Triplet Hastings Triplet Suppliers and ...

    A wide variety of hastings triplet options are available to you There are 5 hastings triplet suppliers mainly located in Asia. The top supplying country or region is China which supply 100% of hastings triplet respectively. Hastings triplet products are most popular in …

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  • oem optical achromatic lens oem optical achromatic lens ...

    There are 254 oem optical achromatic lens suppliers mainly located in Asia. The top supplying countries or regions are China Hong Kong S.A.R. which supply 98% 1% of oem optical achromatic lens respectively. Oem optical achromatic lens products are most popular in …

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  • Hastings Triplet Achromatic Lenses Visible

    Thorlabs' Hastings achromatic triplets are designed to provide an infinite conjugate ratio and are useful for focusing collimated beams and for magnification. An achromatic triplet is the simplest lens that corrects for all primary chromatic aberrations. These triplets consist of a low-index center

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  • Hastings Triplet Achromatic Lens

    The Bausch & Lomb Hastings Triplet Magnifier is great with magnifying with the three lenses it has. Get Price; 8mm Dia x 12.5mm EFL Hastings Triplet Achromatic Lens. TECHSPEC Hastings Triplet Achromatic Lenses feature a unique three-element design …

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  • Hastings Triplet Hastings Triplet Suppliers and ...

    About 3% of these are lenses 1% are jewelry tools & equipment and 1% are magnifiers. A wide variety of hastings triplet options are available to you There are 5 hastings triplet suppliers mainly located in Asia. The top supplying country or region is China which supply 100% of hastings triplet respectively.

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  • 15mm Dia x 25.4mm EFL Hastings Triplet Achromatic Lens

    These lenses are computer designed to interact with each other contributing to the reduction or elimination of "pincushion" distortion and chromatic and spherical aberrations. TECHSPEC Hastings Triplet Achromatic Lenses are composed of two concave meniscus elements cemented to a double-convex lens.

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  • 25 x 50mm EFL Steinheil Triplet Achromatic Lens Edmund ...

    TECHSPEC Steinheil Triplet Achromatic Lenses are designed for 1:1 conjugate ratios and utilize symmetry to correct for aberrations. Steinheils are made from a low index center element cemented between two identical high index outer elements. Each lens is edged down to f-numbers with reasonable aberration correction at increased fields.

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  • 8mm Dia x 12.5mm EFL Hastings Triplet Achromatic Lens

    Hastings Triplet Achromatic Lenses used to reduce or eliminate pincushion distortion and chromatic and spherical aberrations are available at Edmund Optics Edmund Optics uses cookies to optimize and enhance the features and content on our website. By ...

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  • Amazon.com: 21mm lens

    Phone Camera Lens Pro 4K 2-in-1 Kit with 21mm Wide Angle Rear and Front Selfie cameras Plus Macro - for iPhone Samsung iPad Tablet Laptop Webcam Most Smartphones - …

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  • Surplus Shed

    Surplus Shed supplies surplus used and unused optical. electronic and mechanical bargains for fun hobby education or profit. You'll find thousands of lenses mirrors prisms precision optics and optical equipment such as microscopes spectrometers etc as well as beamsplitters achromats eyepieces optical flats mirror blanks lens blanks filters and other optical and electronic stuff.

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  • Optical Lenses - Optical Lens - Achromatic Lenses Edmund ...

    Optical Lenses which may consist of a single or multiple elements are used in a wide variety of applications from microscopy to laser processing. Many industries utilize Optical Lenses including life sciences imaging industrial or defense. As light passes through a lens it is affected by the lens…

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  • Iwamoto Wide Lens Triplet Hand Lens 20X

    Once you have used this Iwamoto 20x triplet hand lens you will not want to use any other. Fully corrected for spherical and chromatic errors through a three glass lens optical system. Chrome plated frame with leather case. Focal Diameter 9/16 (16 mm) Length 3/8 (10mm) Focal Length 10-12 mm. Made in Japan. Shipping weight 12 ounces.

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  • Precision Lenses Precision optical components UVFS grade

    Planoconvex lenses: have one plane and one convex surface and have a positive focal length. Planoconvex lenses are typically used for focusing or collecting light in optical systems. Knight Optical stock a range of plano-convex lenses available from 2.5mm dia up to 100mm dia in a full range of focal lengths and materials to meet most applications.

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  • Imaging Lenses - Imaging Lens - Fixed Focal Length Lenses

    Focal Length FL (mm) Primary Magnification PMAG. Maximum Sensor Format. Working Distance (mm) Mount. Style. ... (UCi) Versions of our UC Series Fixed Focal Length Lenses; ... Hastings Triplet Achromatic Lenses Also Available; Imaging Lens Accessories View All.

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  • JSPHASTINGS TRIPLET Loupe 10X18mmAcromaticAplanatic ...

    JSP 10X Hastings triplet jeweler's loupe superior optical quality for a crisp and clear image. It's high quality coated scratch resistant triplet lens is color-corrected aplanatic and achromatic. It has a focal length of one inch (25mm) . It incorporates a three-piece bonded lenses for distortion-free viewing.

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  • Siebert Optics to produce ball lens eyepieces - Cloudy Nights

    from the center of the lens. For example for a 10mm BK-7 ball we have a focal length of 7.33mm so a field stop of say 4mm diameter would go about d = sqrt(7.3356^2 - 4^2/4) = 7.06mm from the center of the lens.

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  • Best magnifier lens for coins Our Top Picks 2019 - TopTenz

    The BelOMO 10x21mm(085'') Triplet Loupe Magnifier much larger than the Bausch & Lomb Hastings Triplet Magnifier and has a viewing area of 065 (17mm) The large 21mm (85 ) 3 elements lens making up this achromatic triplet gathers lots of light to provide a bright clear and color correct view The 10x power magnification provides the best ...

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  • I did some research into some very special lens ...

    The lens and the screen are always the same distance and this is done to have an absolutely perfect focal length between the screen and the lens's focal length. In the gear VR you can adjust this for your phone (move the lenses back and forth). I have a gear vr 2017 as well. The lenses are aspherical.

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  • Iwamoto Wide Lens Triplet Hand Lens 20X

    Fully corrected for spherical and chromatic errors through a three glass lens optical system. Chrome plated frame with leather case. Focal Diameter 9/16 (16 mm) Length 3/8 (10mm) Focal Length 10-12 mm. Made in Japan.

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  • Meniscus Lens Products & Suppliers Engineering360

    Find Meniscus Lens related suppliers manufacturers products and specifications on GlobalSpec - a trusted source of Meniscus Lens information.

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  • Glass Optics - Glass and Plastic Lenses Doublets Prisms

    We can make lenses up to 300 mm in size. The lens shown is a 290mm long 160mm wide 60mm thick plano convex lens used in the Pharmaceutical Industry as a magnifier.

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  • Playing with some REALLY simple eyepieces - Page 4 ...

    The smaller achromat 5mm dia. 10mm FL was also very sharp with high contrast viewing the moon. This with the 80mm refractor F/6.25 at 50X without a Barlow and at 100X (F/12.5) with a 2X Barlow. With the Barlow however there was an internal reflection of sorts and the eye position to get a crisp view was somewhat touchy.

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  • Hand Lenses & Lanyards Zenith Mining Groupe Sarl

    Iwamoto Achromatic Lens are a high quality magnifier featuring superior optical quality. Available in a 10X and 20X magnification with a 9/16″ (15mm) lens diameter. Fully corrected for spherical and chromatic errors through a three glass lens optical system. All lenses have a chrome plated frame with a leather carrying case.

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  • Glass and Lens Designs - Astronomy

    The Fraunhofer lens by contrast is coma-corrected and collimation hardly needs to be done: so long as your light path is reasonably square to the tube you're ready to go! Spherical aberration is fully corrected by the design itself and ghosting is never a problem. The lens curves are stronger but not unreasonable and not difficult to make well.

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  • Surplus Shed

    Surplus Shed supplies surplus used and unused optical. electronic and mechanical bargains for fun hobby education or profit. You'll find thousands of lenses mirrors prisms precision optics and optical equipment such as microscopes spectrometers etc as well as beamsplitters achromats eyepieces optical flats mirror blanks lens blanks filters and other optical and electronic stuff.

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  • Best Price Donegan V394-20 Achromatic Magnifier 20x ...

    Lens Magnifier. Search this site. Home. ... 2014 Sale 10X 1.4 inch Hand Held LED Illuminated. 2014 Sale 3.00 Reading Eye Glasses Magnifier Lens Spring. 2014 Sale 3.5X Eschenbach LED Hand Magnifier - 2.8 x 1.8 Inch. 2014 Sale 3.5X Eschenbach Mobilux LED Hand Magnifier - 3 x 2 Lens ... Lomb Hastings Triplet …

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  • Magnifiers Hastings Coddington Steinheil ...

    For viewing negatives color slides and microfilms having extended areas. Optically corrected for astigmatism and curvature of field as well as aberrations of the image of the central image. Complete with detachable metric scale 54 mm long in 0.1 mm increments. Overall …

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  • LCAS - Choosing Eyepieces Pt2

    1.25-Inch. A set of four eyepieces with 28- to 24-mm 20to 15-mm 13- to 10-mm and 9- to 7-mm focal lengths will provide magnifications to handle just about all observing situations with most telescopes. You could also restrict your choice to as few as two a 28- to 24-mm low-power and a moderate-to high-power 12- to 9-mm and add others later.

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  • REFRACTING TELESCOPE OBJECTIVE: DOUBLET ACHROMAT

    Relatively unusual achromat designs are triplet achromats as well as those with more than one group of lenses. The latter include Petzval-type achromats and those with the second lens group closer to the focal plane. By their basic form they belong to dialyte objectives defined as those employing widely separated elements.

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  • Best magnifier lens for coins Our Top Picks 2019 - TopTenz

    Contents:1 - 40X x 25 mm Jewelers Loupe Kare & Kind Kare & Kind-USPTO#87035676 - is a registered trademark protected by US Trademark Law. This 40X maginfication Illuminated Jeweler Loupe is built from durable metal with an optical glass that is 25 mm in length and has a dual br.

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  • Search results for: 'coin' Magnifier.com

    MG-1.6 Magnifying Glasses for close distance viewing with a 1.6x magnification and 2.8 Diopter. The lightweight hands free magnification glasses have lightweight eyeglass style fr

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  • Glass Optics - Glass and Plastic Lenses Doublets Prisms

    We supply glass optics for small pilot and prototype runs as well as for large volume manufacture. We make our own test plates and tools. We can manufacture glass lenses using our high speed grinding/polishing machines which use diamond pellet tools and Poly-urethane pad polishers or the traditional lapping machines using emery powder and pitch polishers.

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  • Nikon 10x Jewelry Triplet Loupe Jeweler Pocket Round ...

    As all best Jewelry loupes this Nikon 10x triplet comes with black framing around the lens because black color eliminates light reflections that can change the color of the object that you are viewing. The lens diameter is 13mm and the focal length is 25mm.

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  • JSPHASTINGS TRIPLET Loupe 10X18mmAcromaticAplanatic ...

    14K Gelbgold Fleur De Lis Kreuzanhänger JSPHASTINGS TRIPLET Loupe 10X18mm Acromatic Aplanatic Color corrected (lo22) 718767998279 2x3 Embroidered USCG U.S. Coast Guard 210D Double Sided Sewn Nylon Flag 2'x3'

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  • 10x Head Magnifiers Products & Suppliers Engineering360

    Find 10x Head Magnifiers related suppliers manufacturers products and specifications on GlobalSpec - a trusted source of 10x Head Magnifiers information. ... (1.88X) lens with a 12†focal length and a 6.75†x 4.5†distortion-free viewing area. Two 13-watt compact fluorescent lamps with ... Hastings Triplet Magnifier 11W392 ...

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  • Astronomical Telescope Eyepieces: A Discussion for the ...

    Thus if you insert a 3x Barlow lens into the back of a telescope with 1000 mm focal length the combined focal length of the telescope and Barlow lens becomes 3000 mm and the magnification of any eyepiece used with the telescope will be tripled when it is used with the Barlow lens compared to the magnification without.

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  • 5x Power Magnifiers Products & Suppliers Engineering360

    • Binocular Clip-on Magnifier 2. 5x Power 6D Diopters Focal Distance 6.7 In In/mm Lens Dia 75 x 28 mm Features Fixed Focus Flip-up Plastic Hard Coated Lens Set 2 In From Eye Glass Fiber Reinforced Plastic Clip Has …

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  • Coin Magnifiers & Coin Loupes for Collectors

    Focal length is the distance at which a magnifier must be held away from an object to achieve clear focus and maximum magnification. In a 2X magnifier the focal length is approximately 5 inches (the lens thickness is a factor); in a 5X magnifier it is 2 inches; and in a 20X magnifier it is 1/2 inch.

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  • Magnifying Glass at Thomas Scientific

    Magnifying Glass found in: Metal Frame Magnifying Glass Plastic Frame Magnifying Glass Slimline LED Magnifying Lamp Lens Size: 5 Lens Material:.. ... For use with Hastings Triplet Measuring Magnifier ... 20 diopters Lens is optical quality white glass diameter is 25.4 mm Focal distance 51 mm Loupe comes in plastic mounting for holding in ...

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  • Best Buy Bausch and Lomb - Magna Visor with Three - Lens ...

    Three interchangeable lenses have the following strengths: A six-inch focal length with 2.6 magnification; an eight-inch focal length with 2.2 magnification; and a 12-inch focal length with 1.8 magnification.

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  • Coin Magnifiers & Coin Loupes for Collectors

    Focal length is the distance at which a magnifier must be held away from an object to achieve clear focus and maximum magnification. In a 2X magnifier the focal length is approximately 5 inches (the lens thickness is a factor); in a 5X magnifier it is 2 inches; and in a 20X magnifier it is 1/2 inch.

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  • 6.25mm Dia x 12.5mm EFL Steinheil Triplet Achromatic Lens

    TECHSPEC Steinheil Triplet Achromatic Lenses ideal for use in relay systems and utilizing symmetry to correct aberrations are available at Edmund Optics. ... 6.25mm Dia x 12.5mm EFL Steinheil Triplet Achromatic Lens ... Effective Focal Length EFL (mm): 12.50 Focal Length Tolerance (%): 1.00

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  • Best Loupes - Buying Guide GistGear

    The large 21mm (.85 ) 3 elements lens making up this achromatic triplet gathers lots of light to provide a bright clear and color correct view. The 10x power magnification of Jewelers loupe provides the best magnification to depth of field ratio and is the most popular power for a …

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  • Tasco 1575 User Manual - ManualMachine.com

    Tasco 1575 User Manual. Size: 1.92 Mb. Download. ... HASTINGS TRIPLET - UNMOUNTED. ... Clear lens diameter is 9mm and focal length is 40mm. Mounting is 13.5mm diameter by 8.9mm long then machined to 9.5mm diameter by 5mm long with a center opening of 4.2mm. Clearly intended for a specific application. If you have a project that can use this ...

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  • MICROSCOPE COLLECTORS GLOSSARY

    HASTINGS TRIPLET: One type of simple microscope lens which is composed of a combination of three lenses cemented into a single unit which provides achromatic and aplanatic magnification. The central element is biconvex and the two outer elements are convex-concave.There are slight differences between a Hastings and a Steinheil triplet.

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  • Classroom Science Supplies – Office Supply

    Office Supply ...

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  • JSPHASTINGS TRIPLET Loupe 10X18mmAcromaticAplanatic ...

    JSPHASTINGS TRIPLET Loupe 10X18mm Acromatic Aplanatic Color corrected (lo18) KYODO NEWS - May 5 2019 - 12:00 All Japan With Wednesday's ascension of new Emperor Naruhito following his father's abdication questions have risen about roles to be played by women in the royal family amid concerns over future imperial successions and how to ...

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  • EP Myth? AstronomyConnect

    EP Myth? Started by Pleiades on Sep 18 2017 at 7:46 AM. ... One of my favorite eyepieces for my Antares 105mm f/15 is a Edmunds 12.5mm Hastings triplet. ... in longer focal length refractors the need for highly corrected wide field eyepieces is minimized by the focal length.

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  • Magnifiers & Microscopes - Unitrade Assoc

    Uni-Safe LED Illuminated Magnifier. Complete with carrying case this portable 3.2X magnifier has 6-LED's to completely illuminate the object to be magnified. It has a glass lens and aluminum casing and comes complete with 2 AA batteries. Total length: 7 (1763mm). Lens diameter: 1-1/2 (37mm).

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  • Optical analysis systems - HEFFELFINGER DAVID M.

    A system for the optical analysis of a sample. An illumination source illuminates the sample exciting fluorescence. The fluorescence is collected by an objective lens which transmits the collected illumination light onto an imaging lens which focuses the collected light onto an …

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  • Jewelry Loupes & Magnifiers eBay

    Triplet 10x is meant for viewing objects that are invisible or poorly distinguished to the naked eye.

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  • The 10x magnifying loupe has three achromatic colour correction antireflection lenses that make it possible to see the image as precise and clear as in the original.

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  • US7901351B2 - Fiberoptic otoscope system - Google Patents

    In practicing the invention the fiber optic cable head 50 serves as an attachment means for connecting the fiberoptic speculum 60 to the otoscope body 20. The fiberoptic cable/speculum 60 is flexible over a sufficient length and has a first or proximal end 62 (see FIG. 2B) and a second or distal end 63.

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  • Optical microscope - WikiVisually

    For a telescope the angular magnification MA produced by the combination of a particular eyepiece and objective can be calculated with the following formula: M A = f O f E where: f O is the focal length of the objective f E is the focal length of the eyepiece.

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  • Bausch Lomb

    The BelOMO 10x21mm(85 Triplet Loupe Magnifier has a viewing area of 18mm. Much larger than the Bausch& Lomb Hastings Triplet( see the images below) The 3 lens elements. Bonded together making up this achromatic triplet provide a bright clear color correct and flat view of any object yo

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