China 2021 Hot Sale Sapphire Crystal Optical Glass Cylinder Lens Tube Glass Lenses, Find details about China Prism, Glass Tube from 2021 Hot Sale Sapphire Crystal Optical Glass Cylinder Lens Tube Glass Lenses
Material: | H-K9L / N-BK7 / B270 Fused Silica / Quartz etc. |
Size Range: | 2*2mm-350*350mm |
Size Tolerance: | ±0.01mm |
Angle Accuracy: | ±0°0′10″ |
Surface Quality: | 20/10 - 60/40 |
Surface Flatness: | λ/4 - λ/10 |
Chamfer: | 0.1mm*45° or Protective chamfer |
Parallelism: | ±0°0′10″ |
Painting: | Customization |