





Ferolix S123-1050 10x50 porro prism binoculars with BK7 prism and MC multi-coated optics. Robust aluminum body, 110m/1000m field of view. Ideal for wildlife watching and stargazing. Reliable 10x50 porro binocular wholesale solution for Optical Distributors.
Ferolix S123-1050 is a classic 10×50 porro prism binocular. Porro prism design delivers excellent stereoscopic depth perception and great image contrast, suitable for wildlife observation, stargazing, long-distance sightseeing and general outdoor use. This sturdy porro binocular is a popular bulk product for optical importers and retailers.
All lenses and BK7 porro prisms are manufactured from optical glass with MC multi-layer anti-reflection coating. It achieves 63% light transmittance to provide bright images at dawn and dusk. The 5.8° viewing angle delivers a 110m field of view at 1000 meters, helping users quickly locate distant targets. 13mm eye relief ensures comfortable long-time viewing.
Equipped with a smooth central focus system. Diopter adjustment from -5 to +5 diopters compensates for vision difference between two eyes. Interpupillary distance can be adjusted from 58mm to 70mm to fit various face shapes. PVC eyecups offer a comfortable seal around eyes.
The binocular features an aluminum frame with PVC wrapping for good shock resistance. Single unit weight is 815g, available in black only. This model is non-waterproof and recommended for dry outdoor environments.
Standard Accessories
Ferolix S123-1050 Binocular ×1
Soft Storage Bag ×1
Neck Strap ×1
Lens Cleaning Cloth ×1
Desiccant ×1
Core Technical Specs
Magnification: 10X
Objective Diameter: 50mm
Prism: BK7 Porro Prism
Coating: MC Multi-Coating
Waterproof: No
Field of View:110m/1000m
Eye Relief:13mm
Close Focus:5m
Unit Weight:815g
Body Material: Aluminum
Wholesale packing: 20 pcs per export carton. We welcome global optical dealers for bulk order cooperation.

Porro prism binoculars use offset prism layout. Compared with roof binoculars, porro designs deliver superior depth perception and image contrast at a more competitive price. 10x50 porro binoculars are a timeless choice for outdoor and astronomy markets.
BK7 is widely used optical glass for porro prisms. It provides stable optical performance and good contrast. BK7 porro binoculars remain popular for entry and mid-range outdoor wholesale lines.
MC (Multi-Coated) means at least one optical surface has multi-layer anti-reflection coating. It reduces light reflection and glare, improving image brightness in low-light conditions such as twilight observation.
10×50 is a classic outdoor specification. 10x magnification brings sharp long-distance details, while the large 50mm Objective Lens collects abundant light for wildlife watching and stargazing.
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