Features:

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Features:Complete specifications The specifications are diversified and suitable for a variety of models of suction cup size specifications, and the specificationsand shapes can also be customized according to customer requirements. High quality material High elasticity, high tension substrate,double-sided, high-strength viscous pressure-sensitive glue makes the laminated lens havestrong adhesion without shifting and deviation, which can stabilize the lens and the suction cup and prevent slippage Nice packing Each roll has a blank carton package, and the package can be customized with LOGO

Features:brand new and high quality Super hydrophobicPrevent slippage when polishing for lens edgers.Easy to remove with not .Made of high-quality material, fine crafted, high stickiness.5 Size to choose.1 Roll(1000 Piece) of lens blocking pads. Package Includes:1 Roll Lens Edging Blocking Pads (5 Size to Choose) Note:1.Please allow 0-1cm error due to manual measurement. please make sure you do not mind before you bid.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Payment &

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Features: * acuity is usually measured with a Snellen chart. Snellen charts display letters of progressively smaller size known as optotypes. The Snellen chart makes it possible to assess your visual acuity from the comfort of your home, allowing eye doctors to prescribe corrective lenses and restore sharp vision. Why choose our products? 1. Snellen wall eye chart is the familiar chart with the big letter or symbol at the top and progressively smaller letters at the bottom of the chart down to 20/20 or better. 2. The eye chart assists in measuring visual acuity at a distance

Features:With Red/Green Antisuppression CheckA handy instrument for working with children. Two different Red/Green suppression tests added to other colorful fixation targets of interest to children. Good test for pursuits, near point of convergence, & accommodation.Red/Green glasses not included.3 different types for options:Type 1 as picture, size 5(W)x18(L)cmType 2 as picture, size 1.8(W)x14.8(L)cmType 3 as picture, size 1.8(W)x14.8(L)cmYou can choose the type that you want when placing the order with us.Kindly note: The price is for 1pc.1pc of Type31pc of Type11pc of Type2Payment &

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Features:About this itemThe Snellen eye chart assists in measuring visual acuity at a distance of 6 feet away from viewer. The Rosenbaum eye chart only needs 36cm to measure, Perfect for those situations where there is limited space to measure vision.Size 6.5*3.5 in, Snellen pocket eye chart and Rosenbaum pocket eye chart. Pocket eye test exam chart is convenient due to the small design.Plastic pocket eye chart with pupil gauge. Snellen chart includes Red and Green color bars for an easy and helpful color vision test.Fits conveniently in pocket. Made of Plastic and washable. Non-reflective

Features:It have two option:20 degree Check Range: 0△ ~20 △(three prism degree) each sub-stroke value is 1△Payment &

Features:The book content includes:Large visuak field stereo-blindness screen stereogram ,New astigmatism test charts ,Stereo-acuity testcharts ,Color vision test charts and Amsler Test so on.with 2 pieces glasses,as the pictureSize: 19*26cm (approx.)Note:Part of it is Chinese. If you recommend, please buy with caution.Payment &

Features:-A professional test book, which is a simple and accurate method for discovering congenital color blindness and red-greenblindness, each in two forms, complete and incomplete.-It includes four special plates for tests to determine the kind and degree of defect in color vision.-Makes use of the peculiarity that in red-green blindness, blue and yellow appear remarkably bright compared with red and green.-Color plates encased in specially designed album-type books for ease of handling. Detailed instructions included.-Individuals with color vision defect should see a different figure

Features:Near Vision Standard ChartMulti-purpose double-sided style for one table to meet different requirementsProduct InformationProduct Name : Standard logarithmic visual chartProduct Weight : 18g ( two pieces）Product Size : 65 * 55 * 1 . 9mmProduct material : PVCPayment &

Features:The latest edition of the Randot Stereotests to facilitate testing of individuals.Test are carried out using:Test board size :17cm x 17cm (APPROX)3 Test boards of different thicknesses.Each test board has 4 different patterns, one of which is a stereoscopic pattern.Observe the distance range 30cm-150cmTest Plate ThicknessThickest Test Board: 600-25Test plates of medium thickness: 300-10The thinnest thickness of the test board: 150-5GET THE LOOK✨:Randot Ophthalmic Vision Stereo Tester The Frisby Stereotest Randot Optometry Tools PRODUCT PROPERTY:✨ 1: Xinyuan is a professional

Features:Torrington Block is phoria Strabismus AC/A test toolSize: 15 x9 x 2.3 cm (approx.)Product does not include batteries (Chinese instructions)There are currently no instructions for using english if you do not understand. Please buy with caution.Payment &

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