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BS-K7 20×120 high-power binoculars on a white column stand
20×120 BINOCULARS TELESCOPE

BS-K7

High-Performance Observational Binoculars
20×120 High-Power Binoculars
Large-Aperture High-Power Binoculars
Long Range Observation

High-Performance
Observational Binoculars

A Ø120 mm large-aperture objective lens and 20× magnification bring distant targets into bright, sharp view. These Korean-made large-aperture binoculars come from Baeksan Science Inc., which has designed and built large-aperture optics in-house since 1996.

20×
High Magnification
Identify people, vehicles and vessels at long range
120mm
Large-Aperture Objective Lens
High light-gathering power, bright view
3°
Angle of View
52 m at 1,000 m
IPX7
Fully Waterproof, Nitrogen-Purged
1 m depth · 30 min
PRECISION OPTICSBS-K7 binocular head and eyepiece
Precision Optics

Precision optical design for
bright, sharp long-range viewing

High-quality optical materials and AR fully multi-coated lenses cut light loss, and the left and right optical axes are precisely aligned.

  • Objective lens Ø120 mm · Magnification 20×
  • AR fully multi-coated lenses
  • Individual focusing · Eye relief 17 mm · Diopter −4D~+3D
  • Interpupillary distance adjustment 58~78 mm
BUILT FOR THE FIELDObserving with large-aperture binoculars at a coastal outpost
Built for the Field

Steady observation,
even in harsh conditions

A corrosion-resistant aluminum alloy body and STS316 stainless steel parts keep it running reliably for years in coastal and outdoor environments.

  • Nitrogen-purged, fully waterproof IPX7 (1 m depth, 30 min)
  • Operating temperature −20 ~ +45 ℃
  • Azimuth 360° · Vertical −30° ~ +70° (locking pin)
MADE IN KOREABinocular assembly line
Made in Korea

From design to A/S,
all in Korea

We're the only company in Korea that builds large-aperture binoculars in-house. We make more than 50 molds and over 200 parts ourselves, then assemble them.

  • Supplied to the Army, Navy, Marine Corps and Coast Guard for security and surveillance
  • Fast repairs and parts supply, thanks to production in Korea
  • 5-year warranty from the date of installation, excluding lens damage
Applications

From defense to maritime surveillance,
observation for every field

01
Land Perimeter Security
Identify people and vehicles at long range
02
Coastal Surveillance
Watch approaching vessels and coastal activity
03
Naval Operations
Help identify vessels in surrounding waters
04
Observatories & Tourism
Tourist observation decks, astronomical observation
Specifications · 360°

Take a closer look at
BS-K7 technology and performance

Optical, mechanical and environmental specs, the pedestal and stand setup, and A/S details, all in one place.

Go to Details page →