concave a. 凹的 lens n. [C] 1.透镜;镜片 2.(照相机等的)镜头 3(眼球的)晶体 v. [T] 1.给...摄影(尤指摄制影片) concave concave 双凹 double a. 1.加倍的;两倍的 2.特大的;特强的 3.双人的 4.成双的;重复的 5.俯身的;弯腰的 6.模棱两可的 7.两面派的;欺诈的 8.(花)重瓣的...
Product Description:The double concave lens is similar to the plano-concave lens, the focal length is negative, but the parallel incident light diverges outward, and the two sides of the double concave lens have equal radii of curvature, and are generally used for beam...
A biconvex lens consists of two concave surfaces with equal curvature, commonly used for beam expansion, projection, and focal length expansion of optical systems. Product characteristics: Material: Fine annealed K9 optical glass; Design wavelengt...
double concave lens Material glass Color tranplate Coating Anti-Reflective (AR) Coatings Diameter customize Size customize Surface quality 60/40,40/20,20/10 Application optical Certificate ISO9001 Certification CE,ISO9001 Packaging and delivery Selling Units: Single item Single package size: 15X15X15 ...
Double Concave Shape Spherical Other attributes Place of Origin Jilin, China Warranty 6 months Customized support OEM Brand Name Sunday optics Model Number 127 Size customized Weight customized Material Optical Glass,BK7,H-K9L Diameter 0.65-200mm Diameter Tolerance +/-0.05mm Thickness tolerance +/-0.0...
United Scientific Double Concave Lens - Clear lens for consistent optics demonstrations. Shop United Scientific™ Double Concave Lens at Fishersci.com
Specifications Shape Meniscus Usage Optical Model Number 10MM Concave Lens Structure Double Concave Material Glass Brand Name SRATEView more DescriptionReport Item Specifications: Material: High-quality K9 Optical Glass Structure: Double Concave Usage: Optical Diameter Options: 30mm, 40mm, 50mm, 75mm, ...
Buy Optical Glass Concave Lens 30mm 40mm Focal Length -75mm -100mm Double Concave Lens 2PCS at Aliexpress for . Find more , and products. Enjoy ✓Free Shipping Worldwide! ✓Limited Time Sale ✓Easy Return.
Double-Concave lens, also named Bi-concave lens, is usually made of flint glass and used for beam divergence. It's focal length is negative but the parallel incident ray diverges outward. The two sides of the biconcave lens curvature radius...
Double Concave Lens Application Optical Equipment Diameter 10mm/Customized Focal length Customized Type Concave lens Color Transparent Coating Customer Request Thickness 0.1-100mm Clear Aperture 85% ~95% Flatness 1/4lambda Packaging and delivery Selling Units: Single item Single package size: 10X8X9 cm...