9417181

Wavelength, nm: 632.8
Focal length tolerance, %: ±3
Thickness tolerance, mm: ±0.1
Surface quality, S-D: 40-20
Protective chamfers: <0.25 mm x 45°
Material: BK7
Focal length, mm: -250
Centration error: <3 arcmin
Dimensions tolerance, mm: +0/-0.1
Dimensions, mm: Ø25.4
Coatings: AR/AR(R<0.25%)@1064nm, AOI=0°
Clear aperture: >90
Edge thickness, mm: >4