MSE supplies offers customized Double Concave Cylindrical Lenses with different materials, dimension, surface qualify, etc.

Double Concave Cylindrical Lenses, as indicated by the name, is a special cylindrical lenses with two concave surfaces. Usually the two concave surfaces do not have the same x and y axis thus it can be used to change the aspect ratio of the image. It is also used to expand the income light in laser applications.

MSE Supplies can offer a variant of optical elements, with different materials, size, surface quality and coating. Please contact us for customization or bulk orders.

Technical Data:

Parameters	Value
Material	Optical Glass Fused Silica Silicon Germanium ZnSe Sapphire CaF₂ MgF₂ BaF₂
Size (mm)	2-500
Size Tolerance (mm)	+0/-0.01~+0/-0.1
Thickness Tolerance (mm)	±0.01~±0.1
Focal Length Tolerance (%)	±1
Irregularity (P-V) @ 632.8nm	λ/10~λ/2
Surface Quality	10/5~60/40
Centration	<30”~3'
Clear Aperture (%)	>90
Bevel	Protective bevel as needed
Coating	Uncoated, AR, BBAR