The Coleman 10-21x23 Mini Zoom Binocular features BK7 porro prisms and offers variable magnification power from 10x to 21x. Its compact design provides enhanced portability for use in camping, hunting, sports events, bird watching, and other general outdoor viewing during the daytime. The porro prism inner focus design helps deliver bright and vivid images with improved light transmission efficiency. Use of high-definition optics and fully-coated objective lenses ensures minimized aberration.
The eyecups of the binocular can be folded down to ensure hassle-free usage by sunglass/eyeglass wearers. The zoom binocular offers 3.6-2.7° angular field-of-view and 189-141.7' (57.6-43.19m) linear filed-of-view @ 1000 yd (914.4m).
10-21x23 Mini Zoom Binocular