K&F Concept K&F YH1250 12*50 Compact Binoculars ,IP65 Waterproof ,High Power Easy Focus Binoculars for Bird Watching,Outdoor Hunting,Travel,Sightseeing Lens Adapter it can not only reduce

it can not only reduce the amount of light entering the lens but also darken skies

the bayonet lens is smooth

There is 5 mark from Min to ND32 on frame

* Note: The lens can be matched with this adapter

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K&F Concept K&F YH1250 12*50 Compact Binoculars ,IP65 Waterproof ,High Power Easy Focus Binoculars for Bird Watching,Outdoor Hunting,Travel,Sightseeing Lens Adapter it can not only reduceFeatures [High Power Binocular] This binoculars has 10x magnification, 50mm objective lens and wide field of view, 90 1000m, makes you look farther and wider. Ideal for bird watching, safari sightseeing, travel, concerts, wildlife watching, outdoor sport activities, etc. [High Quality FMC Optics] FMC coating and premium BAK4 prism, it ensurethe image you view bright and sharp. All design can mostly reflect the light to keep a good image and make you