Out of stock
Edge thickness, mm: >4
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Protective chamfers: <0.25 mm x 45°
Material: BK7
Surface quality, S-D: 40-20
Focal length tolerance, %: ±1
Dimensions tolerance, mm: +0/-0.6
Wavelength, nm: 632.8
Coatings: uncoated
Clear aperture: >90
Focal length, mm: +4000
Dimensions, mm: 25.4
S1 Flatness, PV IR S2 Flatness, PV: <λ/4 @ 632.8 nm
Protective chamfers: <0.25 mm x 45°
Material: BK7
Surface quality, S-D: 40-20
Focal length tolerance, %: ±1
Dimensions tolerance, mm: +0/-0.6
Wavelength, nm: 632.8
Coatings: uncoated
Clear aperture: >90
Focal length, mm: +4000
Dimensions, mm: 25.4
