In stock
Clear Aperture: >90
ROC S1, mm: -750 (±1%)
S1 Flatness, PV IR S2 Flatness, PV: <λ/5 @ 632.8 nm
Surface quality, S-D: 20-10
Center thickness, mm: 4.89 (±0.1)
Material: BK7
Edge thickness, mm: 5 (±0.1)
Diameter, mm: 25.4 (+0/-0.1)
Protective chamfers: <0.25 mm x 45°
Centration error: <3 arcmin
ROC S1, mm: -750 (±1%)
S1 Flatness, PV IR S2 Flatness, PV: <λ/5 @ 632.8 nm
Surface quality, S-D: 20-10
Center thickness, mm: 4.89 (±0.1)
Material: BK7
Edge thickness, mm: 5 (±0.1)
Diameter, mm: 25.4 (+0/-0.1)
Protective chamfers: <0.25 mm x 45°
Centration error: <3 arcmin
