Plano Concave Lens
Plano Concave Lens
Plane-concave lens has a negative focal length and is used to diverge a beam of parallel light. It can be used to align the surface of the light source to minimize the spherical aberration. It can be used to balance the aberration of other lenses.
SPECIFICATION
Name | Plane-concave lens |
Material | Fused silica，Optical Glass |
Dimension Tolerance | ±0.1mm, ±0.05mm |
Center Thickness Tolerance | ±0.1mm, ±0.05mm |
Centration | 1′-3′ |
Surface quality | 60/40-20/10 |
Clear Aperture | ≥90% |
Flatness | λ/4, λ/8 |
Bevel | <0.25mmX45° |
Coating | Upon Requirement |
Previous：
Double Convex Lens
Next：
Double Concave Lens