Lenses

Specifications:

Material: Fine annealed optical glass BK7 or UV FS
Fringes: 1 ~ 3
Irregularity of Fringes: 0.1 ~ 0.5
Surface quality: 20-10 ~ 60-40
Focal length tolerance: +/-1% ~ +/-3%
Centration: 1 arc min ~ 3 arc min
Minimum Diameter: 1mm
Maximum Diameter: 500mm

Plano-convex lenses

Plano-concave lenses

Symmetric-convex lenses

Symmetric-concave lenses

Meniscus lenses

Achromatic doublets lenses

Micro Ball Lenses