Precision Uncoated Optical Windows/Substrates

Center thickness, mm: 2.0+/-0.1mm
Protective chamfers: 0.5mm all around

Coating: UNCOATED
Corners cut: 4*1mm@45deg
S1 Flatness, PV IR S2 Flatness, PV: <λ/[email protected] nm
Homogenity groupe: H2 (10 x 10^6 )
Inclusions: 3 x 0.05
Length: 12.0+0/-0.1mm
Material: N-BK7
Parallelism error: <1'
Shape as per drawing:
Standard: MIL-13830-B
Surface quality: 10/5
Wedge / Parallelism error: S2 has wedge zone 1mm@30deg as per drawing
Width: 10.0+0/-0.1mm

Center thickness, mm: 5.0+/-0.02mm
Chamfer: 2*0.75mm@45deg;2*2.0mm@45mm

Coating: uncoated
S1 Flatness, PV IR S2 Flatness, PV: <λ/[email protected] nm
Hole: 3.6+0.1/-0mm
Homogenity grade: H2 or equivalent
Length: 21.3+0/-0.1mm
Material: N-BK7
Parallelism error: <1'
Surface quality: 10/5
Width: 14.0+0/-0.1mm

Clear aperture: >90
Dimensions tolerance, mm: (+0/-0.1)

Dimensions, mm: 127
Material: BK7
Protective chamfers: <0.5 mm x 45°
S1 Surface quality, S-D: 20-10
S2 Surface quality, S-D: 20-10
Thickness tolerance, mm: ±0.2
Thickness, mm: 18
Wedge / Parallelism error: <30 arcsec

Clear aperture: >85
Dimensions, mm: 2x4x0.2

Material: FS
S1 Surface quality, S-D: 10-5
S2 Surface quality, S-D: 10-5
S1 Flatness, PV IR S2 Flatness, PV: λ/10
Thickness, mm: 4.7
Wedge / Parallelism error: < 10 arcsec

Clear aperture: >90
Dimensions tolerance, mm: (+0/-0.1)

Dimensions, mm: 25.4
Material: UVFS
S1 Flatness, PV IR S2 Flatness, PV: λ/8
Surface quality, S-D: 10-5
Thickness tolerance, mm: ±0.1
Thickness, mm: 5
Wedge / Parallelism error: < 10 arcsec

Clear aperture: >90
Dimensions tolerance, mm: (+0/-0.1)

Dimensions, mm: 25.4
Material: UVFS
S1 Surface quality, S-D: 10-5
S2 Surface quality, S-D: 40-20
S1 Flatness, PV IR S2 Flatness, PV: λ/10
Surface quality, S-D: 10-5
Thickness tolerance, mm: ±0.1
Thickness, mm: 5
Wedge / Parallelism error: < 10 arcsec