10 70x70 mm binoculars waterproof weather resistant night vision general use bird watching hunting bak4 fully multi coatednormal zoom
Structuresbinoculars eye relief mm19 resolution47 magnification10 70 objective lens mm70 field range 68 typedimlight zoom binoculars normal materialplastic nylon metal rubber eye lensmm13mm lens diametercm12 20mm prism typebak4 field of view119m1000m focus systemcentral focusing exit pupil diameter mm7mm 1mm magnification15x to 199x 10x to 149x 20x up eye relief range mm15 20mm exit pupil diameter range mm7mm 5 7mm 4 5mm 3 4mm 2 3mm 70mm
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