Purchase Qty. Reference FOB Price
100-499 Pieces US$21.00
500-999 Pieces US$18.00
1,000+ Pieces US$12.00
Product Description
Product Description:A positive meniscus lens consists of two curved surfaces with similar radii of curvature and has a positive focal length. Usually used to reduce the focal length of another lens, increase the numerical aperture and other related applications. In order to reduce spherical ...