K&F Concept BAK-4 FMC 12x50mm binocolo

The K&F Concept BAK-4 FMC 12x50mm Binoculars are high-performance roof prism binoculars designed for outdoor enthusiasts, bird watchers, and sports fans. Featuring BAK-4 prisms and fully multi-coated optics, they deliver bright, clear, and sharp images even in low-light conditions. The 12x magnification and 50mm objective lens provide excellent detail and light gathering capability. Nitrogen-filled and O-ring sealed, these binoculars are waterproof and fogproof, ensuring reliable performance in all weather conditions. The rubber armored, ABS body offers a secure grip and durability. Twist-up eyecups and a single-hand focus system make them comfortable and easy to use. They are tripod adaptable with a 1/4">-20 thread for steady viewing.

Advantages

Exceptional optical clarity with BAK-4 prisms and fully multi-coated lenses. Robust construction with rubber armor for shock resistance and non-slip grip. Waterproof and fogproof for use in rain, snow, or humid environments. Lightweight and compact design for easy portability. Versatile for various activities including birding, hiking, concerts, and sporting events.

Suitable for

• Bird watching and nature observation
• Hiking, camping, and outdoor adventures
• Sports events and concerts
• Travel and sightseeing
• Astronomy and stargazing

Key specifications

• Magnification: 12x
• Objective Lens Diameter: 50 mm
• Prism Type: BAK-4 Roof Prism
• Lens Coating: Fully Multi-Coated (FMC)
• Field of View: 211 ft/1000 yds (63 m/1000 m)
• Exit Pupil Diameter: 4.17 mm
• Eye Relief: 15 mm
• Close Focus Distance: 2.5 m
• Waterproof & Fogproof: Yes (Nitrogen-filled)
• Focus System: Single Hand Focus (Eyepiece)
• Body Material: Rubber Armored, ABS
• Color: Black
• Weight: 0.85 kg (approx.)
• Dimensions: 190 x 60 x 170 mm (approx.)

Recommendations

For optimal performance, use a tripod for steady viewing at high magnification. Clean lenses with a microfiber cloth and lens cleaning solution. Store in a dry place when not in use.