| Laser type |
Helium Neon (HeNe) |
| Laser class |
Class 2, < 1 mW, eye-safe |
| Laser wavelength |
633 nm, visible red laser beam |
| Focus |
Auto focus, remote focus, manual focus |
| Maximum stand-off distance |
Up to 300 m (with OFV-SLR, surface dependent) |
| Visibility maxima |
234 mm + n · 204 mm; n = 0, 1, 2, 3, … measured from the focusing ring |