double concave lens

Spread Light Thin Spherical Lens Ge Material Double Concave Lens

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 ...

Curved Surfaces Spherical Glass Lens 40 Scratch Dig Concavo 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 ...

Biconcave Optical Cylinder Lens Enlarge Light Thorlabs Cylindrical Lens

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 ...

UV Fused Silica Optical Cylinder Lens 20mm Single Vision Lenses

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...