In stock
AR coatings: uncoated
Center thickness, mm: 5
Centration error: <3 arcmin
Clear aperture: >90
Dimensions, mm: 12.5
Focal length tolerance, %: ±2
Material: BK7
ROC S1, mm: -200
Surface quality, S-D: 40-20
Center thickness, mm: 5
Centration error: <3 arcmin
Clear aperture: >90
Dimensions, mm: 12.5
Focal length tolerance, %: ±2
Material: BK7
ROC S1, mm: -200
Surface quality, S-D: 40-20
