double concave lens

Lente esférica fina espalhada luz material ge lente dupla côncava

Double Concave (Bi-Concave) Spherical Lens, N-BK7, Spread Light Overview: Double-Concave (DCV) Lens, also referred to as bi-concave lens, has two inward curved surfaces. They have a negative focal length and are best used to diverge a converging beam. Double-concave lenses can diverge a collimated ...

Lente de vidro esférica para superfícies curvas 40 Scratch Dig Côncavo Convex Lens

Overview: Double-Concave (DCV) Lens, also referred to as bi-concave lens, has two inward curved surfaces. They have a negative focal length and are best used to diverge a converging beam. Double-concave lenses can diverge a collimated beam to a virtual focus and are commonly used for image reduction ...

Lente cilíndrica bicôncava óptica ampliar luz Lente cilíndrica Thorlabs

Biconcave (Double-concave) Cylindrical Lens, Rectangular, N-BK7 Overview: The Biconcave (Double-concave) Cylindrical Lens is generally used to utilized to enlarge light in single dimension or change the aspect ratio of the image. The double concave cylindrical lens can separate input collimated ...

Lentes cilíndricas ópticas de sílica fundida UV 20 mm lentes monofocais

Overview: The Biconcave (Double-concave) Cylindrical Lens is generally used to utilized to enlarge light in single dimension or change the aspect ratio of the image. The double concave cylindrical lens can separate input collimated light away from a line. They are best for one-dimensional compressio...