Polaris main shot — ~900×1125px (4:5) · device on dark background
Angle
Eyepiece
Data sheet
In hand
High · Gen 3 · thin-filmed
The Polaris
Our top single-tube unit: a thin-filmed Gen 3 gallium-arsenide tube for maximum sensitivity and range. Nitrogen-purged housing, sacrificial lens included.
Gen 3 · thin-filmedAuto-gain
FOM 2200–2400White P45
Nitrogen-purgedData sheet incl.
$3,995
Built to order — allow ~3–4 weeks
- Twilight Polaris monocular (white P45 phosphor)
- Sacrificial lens (pre-installed)
- Measured tube data sheet for your serial number
- Soft carry pouch
- Lens cap & manual
Export-controlled (ITAR). We sell to U.S. persons for domestic use only — international shipping or transfer to a foreign national is prohibited by law.
Backed by our 1-year limited warranty. Opening the nitrogen-purged housing voids coverage.
Measured data sheet per unitNitrogen-purged & sealed
1-year warrantyUS-based service
Specifications
What's inside the Polaris
Listed values are the tube's rated spec. Your unit ships with its own measured sheet — actual numbers often exceed these minimums.
| Generation | Gen 3 · thin-filmed |
| Tube class | Q5-A class GaAs |
| Figure of Merit (FOM) | 2200–2400 |
| Resolution | ≥64 lp/mm |
| Signal-to-Noise (SNR) | ≥32 |
| Photocathode sensitivity | 2000 µA/lm |
| Luminance gain | ≥15,000 cd/m²/lx |
| EBI | ≤0.25 µlx |
| Phosphor | White (P45) |
| Auto-gain | Yes |
| Housing | Nitrogen-purged, helmet-ready |
| Sacrificial lens | Included |
| Warranty | 1 year, limited |
| Data sheet | Measured, included with every unit |
Pairs well with