Laser damage threshold 10J/cm2 for 10ns pulse

Specifications

• Vacuum Leak Rate UHV <5x10-10 mbar l/s
• Size or DN DN63CF (4 ½ " OD flange)
• Compliance ISO 3669:2017
• Vacuum Seal Annealed Cu Gasket
• Body Material Stainless Steel 304
• Temperature Range -100°C to 200°C
• Transmission 248nm
• Inside Diameter 68mm
• Flatness λ/4 @632nm
• Coating V-coat with <0.25% reflection/surface
• Parallelism <10 arc sec
• Surface Finish 20/10 Scratch/Dig
• Optical Material DUV grade fused Silica