A double-concave lens is compose of two concave surface, has a negative focal length and are best used to diverge a converging beam. Similar to a plano-concave lens, a bi-concave lens can diverge a...

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    A double-convex lens is compose of two convex surfaces, has a positive focal length. Normally Bi-Convex lenses are most suitable where the object and image are on opposite sides of the lens, and ar...

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    Beson Lens has a full stock lens collection of 1.*9 1.*6 1.*0 1.*7 1.*4, including Uncoated lenses, hard coated lenses and hard multi-coated lenses in single vision, Bifocal and Progressive lenses.
    Quick Details Usage Screen Application Glass Material Micro Fiber Feature Eco-Friendly Place of Origin Shijiazhuang, China Mainland Packaging Detail PVC ,...
    Quick Details Usage Screen Application Glass Material Micro Fiber Feature Eco-Friendly Place of Origin Shijiazhuang, China Mainland Packaging Detail PVC ...
    High quality Optical glass Fresnel lenses FOB Price: US 1 - *0 / Piece Min.Order Quantity: *0 Piece/Pieces Fresnel lens Supply Ability: ****0 Piece/Pieces per Month ...

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    Henan YFD Technology Group Co., Ltd is a reliable and trustworthy optical lens partner. We have CR**9 1.*6 1.*0 1.*7 lens, polarized lens and photochromic lens with high quality. We have singl...
    Henan YFD Technology Group Co., Ltd is a reliable and trustworthy optical lens partner. We have CR**9 1.*6 1.*0 1.*7 lens, polarized lens and photochromic lens with high quality. We have singl...
    we can produce Single vision, Progressive back side and front side , Bifocal, Photochromic, Polarized, Tinted, Transition, UV++ UV**0 in 1.**9, 1.*6, 1.*1, 1.*7, 1.*4, Hi-vex, PC.

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    Semi-Finished Lens Sing Vision Multifocal vision lens

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    MAY. ***0 Approved by FDA, U.S.A OCT. ***2 Approved by CE, Europe

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    1.*6 Lenticular Lens Material : 1.*6 Index Resin Ne:1.**9, Abbe value *8, Specific gravity 1.*8 Segment Size : *8mm CONVEX SURFACE CONVEX SURFACE C.T mm E.T mm Dia mm Nom...

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    Specifications Index:1.*1 Material:Resin Vision Effect:Photochromic Abrasion Resistance:***0H Color:Gray/ Brown/Blue/pink Abb:*2 Diameter:*5/*0/*5mm Coating:HC/HMC/EMI/UV Single vision: SPH:0.*0 *-...
    Specifications Index:1.*7 Material:Resin Vision Effect:Photochromic Abrasion Resistance:***0H Color:Gray/ Brown/Blue/pink Abb:*1 Diameter:*5/*0/*5mm Coating:HC/HMC/EMI/UV Single vision: SPH:0.*0 *-...
    Specifications Index:1.**1 Material:Resin Vision Effect:Photochromic Abrasion Resistance:***0H Color:Gray/ Brown/Blue/pink Abb:*1 Diameter:*5/*0/*5mm Coating:HC/HMC/EMI/UV Single vision: SPH:0.*0 +...
    Specifications Index:1.**9 CR*9 Material:Resin Vision Effect:Photochromic Abrasion Resistance:***0H Color:Gray/ Brown/Blue/pink Abb:*8 Diameter:*5/*0/*5mm Coating:HC/HMC/EMI/UV Single vision: SPH:0...
    Application: For generating concave toric and spherical surfaces of ophthalmic lenses. Technical Data: Working range: Vertical: 0 to*6D concave Horizontal: 2 to *6D concave Max lens diameter...

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    Application: For fining and polishing toric concave /convex and spherical of ophthalmic lens. Technical Data: Working range: plane to *2D cx/cc Max diameter: *5mm Spindle swi...

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    Specifications Index:1.*6 Material:Resin Vision Effect:Photochromic Abrasion Resistance:***0H Color:Gray/ Brown/Blue/pink Abb:*8 Diameter:*5/*0/*5mm Coating:HC/HMC/EMI/UV Single vision: SPH:0.*0 *-...
    Clex 1.*7 Aspheric ITO Lens Refractive Index Ne 1.**5 Abbe Value *2 Specific Gravity 1.*5 Diameter *5 / *0 / *5mm

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    1.*0 Spheric Lens Material : 1.*0 Index Resin Ne 1.**7, Abbe value *0, Specific gravity 1.*4 CONVEX SURFACE CONCAVE SURFACE C.T mm E.T mm Dia mm Nominal Curve True Curve Sag s...

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    CR**9 Spheric Lens Material : 1.**9 Index Resin Ne 1.**9, Abbe value *8, Specific gravity 1.*2 CONVEX SURFACE CONCAVE SURFACE C.T mm E.T mm Dia mm Nominal Curve True Curve Sag sa...

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    Material : 1.*9 Index Resin Nd 1.**6, Abbe value *2, Specific gravity 1.*0 CONVEX SURFACE CONCAVE SURFACE C.T mm E.T mm Dia mm Nominal Curve True Curve Sag sagitta : *0mm Sag sagitta : *0...

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    Presenting you the ever attractive one day optical lens in varios colors at throw away prices, This lens are free from all type of infections and are available in individual packing, with an expir...

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    Presenting you the most convenient way of connectiong your usb devices like printer, scanners at more than one computers at a time. Dont waste your money in buying new printers and scanners, inste...

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