Helios Stellar-II 20×100 Waterproof Observation Binoculars: Helios Stellar-II 20x100mm Binoculars are a high quality filled observation binoculars, with individual eyepiece (IF) focusing that is designed for medium-to-long-range terrestrial and astronomical observations. This binocular is the best single versatile instrument that can be used to observe terrestrial targets as well as to study space objects. The large 100mm objective lenses provide excellent light-gathering capabilities, making them a great choice for viewing. They are fully waterproof (IPX7 standard, 1m depth for 30 minutes) and nitrogen filled for clear fog-free operation.
Features Of The Helios Stellar-II 20×100 Waterproof Observation Binoculars
- Ideal for medium-to-long-range terrestrial and astronomical observations
- Individual eyepiece (IF) focusing, make easy to have clear views
- Rubber armoured body for shock resistance and stronger grip
- Nitrogen filled for clear fog-free operation in harsh climate condition
- Comes with hard carrying case for safe storage and worriless transportation
- Long eye relief design ensures a clear field of view, even for eyeglass wearers
- Robust magnesium alloy body help to reduce the overall weight and assure durability
- Fully waterproof (IPX7 standard, 1m depth for 30 minutes) for wet weather application
- Features oversized elements, generous eye-relief and fold-down rubber eyecups for spectacle-wearers
- Integral tripod mounting column to attach the binocular on tripod for steady and long session observations
- Fully broadband multi-coated optical system assures uniform and high transmittance in full visible range for bright and natural colour images
Also shockproof design incorporating a robust but lightweight magnesium alloy body construction, covered in stylish protective black rubber armouring. It features BaK-4 prisms and a fully broadband multi-coated optical system. The optical system features high-transmission lens and prism coatings allowing 85% light transmission. Eyepiece design features oversized elements, generous eye-relief and fold-down rubber eyecups for spectacle-wearers. Features integral tripod mounting column and central stabilising bar. It is supplied in hard storage/carrying case with padded neck strap, eyepiece rainguard and objective lens caps.
Specifications Of The Helios Stellar-II 20×100 Waterproof Observation Binoculars
| Model | ‘STELLAR-II’ SERIES 100MM WATERPROOF OBSERVATION BINOCULARS with tripod | |
|---|---|---|
| Specification | 20×100 | 25×100 |
| Magnification | 20x | 25x |
| Object Lens Diameter | 100mm | 100mm |
| Field of view | 3.2° | 2.6° |
| F.O.V. @ 1000M | 56m | 45m |
| Exit Pupil Diameter | 5mm | 4mm |
| Eye Relief | 20mm | 16mm |
| Interpupillary Distance | 56 to 74mm | 56 to 74mm |
| Light Transmission | 85% | 85% |
| Weight | 3600g | 3600g |
| Dimensions | 382x240x112mm | 382x240x112mm |
| Product Code | 30150 | 30151 |
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