BK7 Plano-Convex ( Positive) Cylindrical Lenses
Specification:
Material: BK7 grade A optical glass
Design Wavelength: 632.8 nm,
Design Index: n=1.5147
Surface Figure: x: lambda/2; y: 2 lambda
Dimension Tolerance: ±0.2mm
Paraxial Focal Length: ±2%
Centration: 3 arc minutes
Clear Aperture: >80%
Surface Quality: 60-40 scratch and dig
Protective Bevel