Plano-Convex Lenses (N-BK7)

Specifications

Material: N-BK7

Diameter tolerance:     +/-0.1mm

Design wavelength:     546.1nm

Focal tolerance:         +/-2%

surface quality :        60-40 S/D

Centration:            3 arcmin

Surtace flatness:        λ/4 @633nm

Clear aperture:          90%

Bevel:                  Protective bevel

How to order Singlet Lenses?         Example:

Material:       N-BK7

Shape:         Convex-concave

Diameter:      Φ25.4±0.1mm

Focal, Radius:    F=+100mm, R1=33.72mm, R2=90.0mm

Thickness:       Tc=3.0±0.1mm

Surface quality:   60-40 S/D

Flatness:        λ/4 @633nm

Centration:       3'

Coating:   AR @430--680nm, R<0.5%, AOI=0°