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? All-optical glass lens: use all-optical glass lens to reduce chromatic aberration and pursue better optical performance
? BAK4 prism plated high anti-media film:Effectively reduce the loss of light during refraction, making imaging sharper
? FMC Broadband Coating: A more efficient coating that increases light transmission and makes images sharper and brighter
? Super large eyepiece super wide-angle large field of view: large eyepieces, wide field of vision, comfortable viewing, beautiful things
? Ammonia-filled waterproof and anti-fog: sealed nitrogen-filled waterproof design, supporting outdoor rain, ignoring harsh environment
