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Product Product Material Resin Diameter 75mm Index 1.56, 1.60, 1.67, 1.74 Coating UC/HC/HMC/SHMC/EMI Design Batch Processing or Photoelectric Technology Advantages of 1.67 Optical Lenses: Super Tough, Impact-Re...
...lenses high quailty (ISO9001&FDA&CE) CR-39 1.499 optical lensUS $ 1.24/pair 1.2.1stock 1.56 single vision HMC middle index myopia optical Resin lenses free shipping by post air mailUS $ 1.45/pair 2.2.1stock ...
...lenses are designed as semi-finished products and are suitable for a wide range of prescription requirements. The semi-finished design allows for customization and precise installation to ensure maximum comf...
... Glass Lenses Convex lenses include: A,B,C FConcave lenses include: D,E, F D=Diameter R=Radius TC=Center Thickness TE=Edge Thickness Technical Parameters: Specifications Normal High Precision Mfg.Limit Mater...
...glass. Crown glass has a lower refractive index and higher dispersion, while flint glass has a higher refractive index and lower dispersion. Properties: • Achromatic Design: Achromatic lenses are designed to...
Acromatic Lens Achromatic Lens is an achromatic consists of a positive low-index Crown Glass lens element cemented to a negative high-index Flint Glass lens element. The elements are chosen so as to cancel chro...
... cameras with different angles of view while using the same chart. Built-in mobile slide, easy to move the camera back and forth. The LED light source with high color rendering index, no flicker, long life, ...
...laser beam manipulation applications. Achromatic Lenses are consist of two elements, usually of a positive low-index crown glass cemented to a negative high-index flint glass that have been corrected for chr...
...lens the doublet design can provide users with additional design freedom and further optimize the performance of the lens. Therefore, the advantages of achromatic lenses are more significant than those of si...
... Industry maximum 0.75/0.75 mm lead equivalency This model will fit over almost any style of glasses with comfort. High-Lite Transmission High Index Lenses. Overall Dimensions - Temple Size: 140 mm model&cod...
...lenses. The lenses are made from glass with a different index of refraction and dispersion, usually Crown glass on one side and flint glass on the other. Achromatic double glulam is a combination of a low di...
... blocking lenses Lightweight and very compact,, that won’t add extra weight to your frame and nose, and it’s more comfortable to wear BLUE LIGHT BLOCKER : the clip-on anti blue light lenses can block out a l...
.... The BAK4 high refractive index prism can provide crisp, clear and high contrast images, while the high transmittance coated green FMC optical glass lens (phase correction coating + anti-reflective coating)...
High-Purity Calcium Fluoride Infrared Optics for a Range of Laser, IR And UV Applications The wide transmission range, refractive index homogeneity and high laser-damage threshold make CaF2 ideal for eximer las...
...IR addiation. 3. Easy to install and maintain. 5. Long lifespan , low cost of maintenance. 4. High brightness, high luminous efficiency, high color rendering index and lower light decay Lenses of high light ...
...Prism Waterproof Telescope with Straps Product Features 1. High quality BAK-4 porro prisms and fully multi-coated lenses ensure bright and crisp images. 2. BAK-4 prims represents the higher refractive index ...