In stock
Center thickness, mm: 3
Centration error: <5 arcmin
Clear aperture: >90
Coatings: uncoated
Dimensions tolerance, mm: +0.0/-0.1
Dimensions, mm: 12 x 12
Focal length tolerance, %: ±1
Focal length, mm: +250
Material: UVFS
Surface quality, S-D: 10-20
Thickness tolerance, mm: +0.0/-0.1
Centration error: <5 arcmin
Clear aperture: >90
Coatings: uncoated
Dimensions tolerance, mm: +0.0/-0.1
Dimensions, mm: 12 x 12
Focal length tolerance, %: ±1
Focal length, mm: +250
Material: UVFS
Surface quality, S-D: 10-20
Thickness tolerance, mm: +0.0/-0.1
