91 - 100 of 178
bk7 bi concave lens
Selling leads
|
...Concave lenses, are a simple lens with one spherical face and one flat plano face. Because the spherical face is concave the lens has a negative ...
2026-05-21 17:20:23
|
|
Optical Glass BK7 Spherical Meniscus Hemispherical Cover Varifocal Dome Lens Advance Optical-Electronics supply a wide range of IR optics for use in ...
2026-05-21 17:20:23
|
|
Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc Diameter 1.5~300mm Radius R0.8mm-∞ Focal length -30000mm~...
2026-05-21 17:21:36
|
|
Optical glass BK7 50mm 60mm Protective dome lens for camera photography • Domes make it better - Domes help correct aberrations that occur when light ...
2026-09-05 00:32:38
|
|
Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc Diameter 1.5~300mm Radius R0.8mm-∞ Focal length -30000mm~...
2026-05-21 17:21:06
|
|
Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc Diameter 1.5~300mm Radius R0.8mm-∞ Focal length -30000mm~...
2026-05-21 17:20:56
|
|
Specification Optical JGS1 fused silica quartz glass rod optics endoscope lens Material BK7, Quartz, Infrared, Sapphire Diameter 0.5-50mm Length 0.5...
2026-05-21 17:22:50
|
|
K9 30mm Sapphire Dome Aspherical Optical Lens Double Concave Wholesale K9 optical glass clear glasses manufacturers 30mm sapphire dome double concave ...
2026-07-07 15:59:52
|
|
...Concave Cylindrical Lenses/Lens The role of the lens in the optical system is: focusing, collimating, imaging. Photonics can produce: plano-convex ...
2026-05-21 17:22:38
|
|
Specification Materials BK7 or other optical glass,quartz,sapphire,Ge,Si,ZnSe,CaF2 etc Diameter 1.5~300mm Radius R0.8mm-∞ Focal length -30000mm~...
2026-05-21 17:21:02
|