Concave Lens , double -concave , plano-concave
Minimum Order: 0
Quality/Safety Certification: 0.00
It is used for optical lens,with high quality and best service.
concave lens
Key Specifications/Special Features:
Diameter: 5 to 300mmDiameter tolerance: 0.01mm to 0.1mm
Edge thickness: 1mm +/-0.10mm
Focal length: 0.1% to 2%
Surface quantity: 80/50 to 20/10
Centration: 1 to 3 arc minutes
Fringes: 1 to 5
Coating: No or AR
