A transparent optical component consisting of one or more pieces of optical glass with curved surfaces (usually spherical) that they serve to converge or diverge the transmitted rays from an object, thus forming a real or virtual image of that object. JH Optek provides these lenses with the material of BK7, fused silica, sapphire, CaF 2 and MgF 2 as standard.Other materials lenses are available upon requirement.
Lens | Material | Illustration |
Plano Convex Lens | BK7 Fused Silica | ![]() |
Plano Concave Lens | BK7 Fused Silica | ![]() |
Double Convex Lens | BK7 Fused Silica | ![]() |
Double Concave Lens | BK7 Fused Silica | ![]() |
Achromatic Lens | depended on the design | |
Cylindrical Lens | BK7 Fused Silica | ![]() |