Windows are used to isolate different physical environments while allowing light to pass. When selecting windows you should consider materials, transmission, scattering, wavefront distortion, parallelism and resistance to certain environments.
Material
|
UVFS, Corning7980, BK7,YAG ,Ge, ZnSe etc
|
Surface Flatness
|
≤λ/10 at 632.8 nm
|
Clear Aperture
|
≥85% of diameter
|
Surface Quality
|
10-5 scratch-dig per MIL-PRF-13830B
|
Diameter Tolerance
|
+0/-0.1 mm
|
Thickness Tolerance
|
±0.1 mm
|
Wedge
|
≤1 arc min
|
Chamfers
|
0.2mmX45°
|
Durability
|
MIL-M-48497
|
Damage Threshold
|
1064 nm: 20 J/cm2 with 10 nsec pulses, typical
532 nm: 5 J/cm2 with 10 nsec pulses, typical |
Part No.
|
Material
|
Dimension (mm3)
|
Wavelengh(nm)
|
LLM-1064-FS001
|
UVFS
|
Dia22.5X3
|
1050-1070nm
|
LLM-1064-FS002
|
UVFS
|
Dia27X2
|
1050-1070nm
|
LLM-1064-FS003
|
UVFS
|
Dia30X1.5
|
1050-1070nm
|
LLM-1064-FS004
|
UVFS
|
Dia30X5
|
1050-1070nm
|
LLM-1064-FS005
|
UVFS
|
Dia36X5
|
1050-1070nm
|
LLM-1064-FS006
|
UVFS
|
Dia37X7
|
1050-1070nm
|
TFP-1064-FS007
|
UVFS
|
Dia50X2
|
1050-1070nm
|
TFP-1064-FS008
|
UVFS
|
Dia50X3
|
1050-1070nm
|
TFP-1064-FS009
|
UVFS
|
Dia60X3
|
1050-1070nm
|