The UNH-50 Unmounted Pinhole can be used as a replacement part. It is made from ultra-thin platinum iridium, and has a 50 µm aperture pinhole. These pinholes are typically used with Newport's Modular Spatial Filter/Laser Beam Expander.
| Model | UNH-50 |
|---|---|
| Type | Pinholes |
| Wavelength Range | ALL |
| Aperture Diameter | 50 µm |
| Numerical Aperture | 50 |



