We handle various types of optical windows.
Please contact us as we will process it to the required size according to your request.
Upon request, transmittance measurement data can be provided for an additional fee.
(Instrument: Shimadzu UV-3600 / Price: from JPY 3,000)
- Material: Sapphire glass
- Refractive index (ne): 1.760
- Density (g/cm3): 3.98
- Linear expansion coefficient (x10-6/K): 6.9
- Specification: Cut to the C-axis.
Price List
Please click model number for a detailed drawing.
| Model number |
Size (Dimensional tolerance) |
Thickness |
List Price |
| NT-4020F |
φ40 mm (±0.05 mm) |
2.0 mm |
22,000 yen |
| NT-3015F |
φ30 mm (±0.05 mm) |
1.5 mm |
19,800 yen |
Shibuya Optical Co., Ltd.