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Green roof-prism binoculars with rubber armour, phone adapter and remote visible

GLLYSION 15x54 Binoculars BW25 Green

SKU CH-ZX72-Z5NEH

15x magnification and 54mm objective lens with BAK4 prisms deliver bright, high-contrast views for bird watching, hiking and stargazing

  • PartBW25
  • TypeBak-4
  • CompatibilitySmartphone
  • SpecificationsFully Multi-Coated Optics With Anti-reflective Coating
  • ColorGreen
  • Battery Typefalse
  • 15x magnification and 54mm objective lens bring distant subjects closer with bright detail
  • BAK4 dielectric-coated prisms with fully multi-coated optics deliver high-contrast images even in low light
  • Chest harness distributes weight across the back and quick-release case keeps binoculars protected and accessible
  • Universal phone adapter and Bluetooth remote let you capture and share photos from any smartphone
  • Waterproof construction with ±5 diopter adjustment and 15mm eye relief suits extended outdoor use

15x54 Binoculars for Adults

These GLLYSION BW25 binoculars provide 15x magnification through a 54mm objective lens, designed for adults who want a closer view during bird watching, hiking, cruise travel or stargazing. The Bak-4 prisms and fully multi-coated optics with anti-reflective coating deliver high-contrast images. A smartphone adapter and Bluetooth camera remote are included for capturing photos through the eyepiece.

Waterproof Metal and Rubber Build

The enclosure uses metal and rubber construction with a waterproof rating to withstand outdoor conditions. Manual focus and a ±5 diopter adjustment range allow precise tuning for individual eyesight. At 15mm eye relief and a 4mm exit pupil, the optics maintain brightness in low-light situations. The package includes a chest harness and case to distribute weight off the neck.

Upgraded Phone Adapter and Accessories

The 2025 upgraded universal smartphone adapter aligns quickly with various phone models, while the Bluetooth remote lets you trigger the shutter without touching the device. A lens pen and neck strap are also supplied. This kit suits users who want an all-in-one solution for viewing and sharing images; it does not serve buyers who need a tripod for extended stationary observation.

Highlights

  • 15x magnification and 54mm objective lens bring distant subjects closer with bright detail
  • BAK4 dielectric-coated prisms with fully multi-coated optics deliver high-contrast images even in low light
  • Chest harness distributes weight across the back and quick-release case keeps binoculars protected and accessible
  • Universal phone adapter and Bluetooth remote let you capture and share photos from any smartphone
  • Waterproof construction with ±5 diopter adjustment and 15mm eye relief suits extended outdoor use

Specifications

BrandGLLYSION
Model15x54 High Powered Binoculars
PartBW25
TypeBak-4
CompatibilitySmartphone
SpecificationsFully Multi-Coated Optics With Anti-reflective Coating
ColorGreen
Battery Typefalse
Field of View268 feet
Total Magnification15x
FeaturesFully Multi-Coated Optics With Anti-reflective Coating
Size/Dimensions6.8 in x 5.4 in x 0.1 in

Questions about this item

How do I attach the chest harness so the binoculars stay secure while hiking?

Thread the quick-release clips through the harness loops, adjust the X-strap across your back, then snap the binoculars into the harness — the clips must click fully or the unit can swing loose.

What parts will need replacement after extended outdoor use?

The lens pen and neck strap wear first; the Bluetooth remote uses a standard coin cell that lasts about a year, and the phone adapter's rubber grips may harden after heavy sun exposure.

At what point does image brightness drop during a long dusk birding session?

Exit pupil is 4 mm, so once ambient light falls below what a 4 mm pupil can gather — typically deep twilight — the view dims noticeably despite the 68 relative brightness rating.

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