Customization: | Available |
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After-sales Service: | 3r Quality Warranty |
Warranty: | 12 Months |
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Products | Φ310mm phase-shifting digital interferometer | Φ600mm phase-shifting digital interferometer | Φ800mm phase-shifting digital interferometer |
Effective through-light caliber | Φ 300 | Φ 590 | Φ 790 |
Phase shift mode | wavelength phase shift | polarization phase shift or wavelength phase shift | polarization phase shift or wavelength phase shift |
Cavity index | PV≤λ/10, λ=632.8nm | PV≤λ/10, λ=632.8nm | PV≤λ/10, λ=632.8nm |
Repeated accuracy measurement | ≤1nm (RMS) | ≤1nm (RMS) | ≤1nm (RMS) |
Standard mirror material | TF mirror adopts quartz material,RF mirror adopts micrystalline glass, the surface accuracy is ≤λ/12, λ=632.8nm | TF mirror adopts quartz material,RF mirror adopts micrystalline glass, the surface accuracy is ≤λ/12, λ=632.8nm | Standard transmission TF mirror-shaped PV is better than λ/12 (λ=632.8nm), the standard reflection RF mirror Shape PV is better than λ/10 (λ=632.8nm) |
Measurement method | Fizeau's interference principle | Fizeau's interference principle | Fizeau's interference principle |
Laser source | Helium-neon laser, λ=632.8nm | Helium-neon laser, λ=632.8nm | Helium-neon laser, λ=632.8nm |
power supply | AC220V 50HZ | AC220V 50HZ | AC220V 50HZ |
Standard fittings | Computer and measurement and analysis software | Computer and measurement and analysis software | Computer and measurement and analysis software |