In stock
3 sides polished flatness: 3/0.25(0.1) ; 5/1x0.1 --> L/5
90° angle tolerance: ±2 arcmin
Clear Aperture: >90
Coatings: uncoated
Dimensions A x L, mm: 12 x 12 (+0/-0.1)
Material: N-BK7
Perpendicularity: ±1 arcmin
Pyramidal tolerance: for 90° ±1 arcmin; for 45° ±1 arcmin
Protective chamfers: <0.1 mm x 45°
90° angle tolerance: ±2 arcmin
Clear Aperture: >90
Coatings: uncoated
Dimensions A x L, mm: 12 x 12 (+0/-0.1)
Material: N-BK7
Perpendicularity: ±1 arcmin
Pyramidal tolerance: for 90° ±1 arcmin; for 45° ±1 arcmin
Protective chamfers: <0.1 mm x 45°
