Go-Go Binoculars for Adults 10x42 BAK-4 Roof Prism FMC Lens, HD Compact Durable Binoculars for Birdwatching Hunting Hiking and Traveling with Carrying Bag and Strap

Description

Product Structure1.BAK-4 Pirsms produce clearer images.2.Roof prism binoculars had a more complex light path so that appeared simpler than Porro prism binoculars.3.The precision design and the sealant between the gaps provide a certain water-resistant performance.Specification:Model: 10 x 42Obj.lens diameter : 42mmType of prism : BK4Lens coating : FMCExit pupil diameter: 4.2mmExit pupil dist : 15.5mmFields of view: 5.6°Interpupillary dist : 56mm~74mmNit weight : 1.16 lbPacking list:1x Binocular1x Carrying bag1x Eyepiece2x Lens Covers1x Cleaning Cloth1x Strap1x ManualNotice:1. Always store your binocular in its case when not in use.2. When wiping the lens,use a soft lint-less cloth.3. To remove any remaining dirt or smudges.Add one or two drops of isotropic alcohol to the cloth.4. Store your binocular in a moisture-free area even if it is waterproof.5. Please don't use it to see the sun directly , it will be harm to your eyes.