The Helios Stellar-ll 20x80 Waterproof Magnesium Observation Astronomy Binoculars 30149 are ideal for medium-to-long-range terrestrial and astronomical studies.
These premium filled observation binoculars include individual eyepiece (IF) focusing. The Helios Stellar-ll operate without any fog, are completely waterproof (IPX7 standard, down to 1 metre for 30 minutes) and they are also nitrogen-filled.
These binoculars are robust yet a lightweight magnesium alloy body construction combined with a sleek protective black rubber armouring make this design shockproof.
The ‘STELLAR-II’ Series have a completely broadband multi-coated optical system with BaK-4 prisms.
With its high-transmission lens and prism coatings, the optical system permits 85% light transmission. Oversized components, ample eye relief, and foldable rubber eye cups for people who use spectacles are all features of the eyepiece design.
The Helios Stellar-ll 20x80 Waterproof Observation Binoculars includes a central stabilising bar and an integrated tripod mounting column, they come with a cushioned neck strap, an eyepiece rain guard, objective lens caps, and a soft storage/carrying box.
Technical Specifications:
Model: ‘STELLAR-II’ Series 80MM Waterproof Observation Binoculars
Specification: 20x80
Magnification: 20x
Object Lens Diameter: 80mm
Field of view: 3.2°
F.O.V. @ 1000M: 56m
Exit Pupil Diameter: 4mm
Eye Relief: 16mm
Interpupillary Distance: 56 to 74mm
Light Transmission: 85%
Net Weight: 2400g
Box Weight: 3.8kg
Dimensions (LxWxH in mm): 308x230x93mm
Box Dimensions (LxWxH in mm): 370x300x140
Product Code: 30149
Barcode: 5055534802502
Warranty 1 year
