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Rotary Attenuator
Rotary Attenuator
This product is an attenuator that is used for polarized lasers.
It is suitable for laser applications requiring power variations.
It can be controlled by PC through an optical control unit.
It can be custom-ordered for specific wavelengths.
Domestic Sales Only in Japan

Application Examples
Laser processing machine, solar cell manufacturing and inspection system, semiconductor manufacturing and inspection system, LCD manufacturing and inspection system
| Model No. | Wavelength | Transmittance variable range |
Effective diameter |
Optical axis height |
Laser resistance (reference) |
Maximum incidence power |
|---|---|---|---|---|---|---|
| RWH-266HPⅡ | 266nm | 2%-90% |
Φ11mm | 40mm | 1J/cm2(10ns10Hz) | 20W |
| RWH-355HPⅡ | 355nm | 2%-92% | Φ11mm | 40mm | 3J/cm2(10ns10Hz) | 20W |
| RWH-532HPⅡ | 532nm | 2%-96% | Φ11mm | 40mm | 8J/cm2(10ns10Hz) | 20W |
| Model No. | Input voltage | External interface | Outer dimensions | Cable length |
|---|---|---|---|---|
| RWH-CTLⅡ | 24 VDC | RS-232C | 190 x 150 x 85mm | 2m |
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