9392939

Center thickness, mm: 2.50
Centration error: <3 arcmin
Clear aperture: >90
Coatings: uncoated
Dimensions tolerance, mm: (+0/-0.1)
Dimensions, mm: Ø25.4
Edge thickness, mm: 2.08
Focal length, mm: +400
Material: UVFS
ROC S1, mm: +182.67
Surface quality, S-D: 20-10
Thickness tolerance, mm: ±0.1