**Product Specifications:**
Brand: BOSMA
Model: Hunter I Series
Model Variants: Hunter I10-20X50, Hunter I18-16X40, Hunter I17-14X35, Hunter I7X35, Hunter I7X50, Hunter I10X50, Hunter I18X40
Magnification: 10-20X, 18-16X, 17-14X, 7X
Objective Lens Diameter: 50mm, 40mm
Prism Material: BaK4
Lens Coating: FMC Multi-Coated
Field of View: 6.6° - 8.2°
Close Focus Distance: 5m - 15m
Exit Pupil Diameter: 5mm - 7.1mm
Exit Pupil Distance: 16mm - 19mm
Dimensions: Vary by model (ranging from 185x55x142mm to 195x65x195mm)
Weight: Vary by model (ranging from 716g to 911g)
Features: Stable 2X zoom adjustment, high-performance BaK4 prism, FMC coating, industrial-grade aluminum alloy body, metal brand logo plaque, comfortable eye relief, improved image quality, reduced field curvature, all-weather rubber armor, tripod interface
Accessories: Carrying case, universal color box, soft pouch, metal leaf stand, user manual, product parameter paper, shoulder strap, lens cleaning cloth
Applications: Ideal for sports events, concerts, birdwatching, hunting, moon observation, and travel
Misconceptions: Higher magnification does not always mean better; optimal handheld magnification is typically between 7-12X; night vision capability is limited to enhancing low-light conditions, not total darkness
Brand Recognition: BOSMA has been featured at various international events such as Shot Show in the USA, Photokina in Germany, CES in the USA, and IWA in Germany.