
VACOM Vakuum Komponenten & Messtechnik GmbH CF-viewport, DN40, fused silica, non-magnetic VPCF40DUVQ-L-NM
CF-viewport, DN40, fused silica, non-magnetic
- window material: synthetic fused silica (DUV-grade)
- transmission range: appr. 250...2000 nm
- surface quality: 20/10 (scratch/dig)
- flatness: < lambda/4 (at 632 nm, transmitted wavefront)
- parallelism: <10"
- inclusions: <0,03mm² (cross section)
- homogeneity: <1ppm (index variation)
- thickness: appr. 3 mm
- flange material: stainless steel 1.4429-ESU (316LN-ESU)
- window mounting: titanium, brazed
- view diameter: appr. 35 mm
- VacuumClass: UHV 1
- He-leak rate: < 1.0E-10 mbar l/s
- temperature range: up to 200°C
- max. heating rate: 25 K/min
application only with annealed copper gaskets
VACOM Vakuum Komponenten & Messtechnik GmbH CF-viewport, DN40, fused silica, non-magnetic VPCF40DUVQ-L-NM
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