Helios Quantum-4 CF 15x70 Binoculars

Helios Quantum-4 CF 15x70 Binoculars
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Model:  hel_quan4_15x70_30873
Part Number:  30873
Brand:  Helios
Type:  Observation
Style:  Porro
Magnification:  15x
Aperture:  70mm
Colour:  Black
Features:  Waterproof
Prism Type:  Porro Prism



  • Quantum-4 Binoculars
  • Carrying Case
  • Lens Caps
  • Cleaning Cloth
  • User Guide & Guarantee

High quality waterproof, nitrogen-filled observation binoculars. 

Incorporating BAK-4 prisms and a fully broadband multi-coated optical system. The 15x70 model features a Central Focusing (CF) and an integral tripod bush. 

High-precision construction using CNC machined metal components and finished in black rubber.

Designed for medium to long-range terrestrial and astronomical observations.


  • Waterproof and Nitrogen-filled observation binoculars
  • BAK-4 prisms and a fully broadband multi-coated optical system.
  • Central focusing (CF)
  • Integral tripod mounting bush.
  • Finished in Black Rubber and supplied with carrying case.  

Binocular Field of View Simulator

Product Specifications

Object Lens Diameter70mm
Field of view4.4
Nearest Focus Distance15m
Product Code30873

Helios Quantum-4 CF 15x70 Binoculars Questions & Answers

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Q1. How much do these binoculars weigh?

The Quantum-4 15x70mm binoculars weigh 1,870g / 65.96oz.

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