Giant binoculars (aperture ≥ 100mm) necessitate a sturdy mount and tripod due to their weight, precluding handheld use. Selection criteria include careful assessment of build quality, ease of handling ...

Zhumell's Tachyon 25x100 binoculars feature a 25x magnification and a 3° true field of view. The binoculars utilize 100mm objective lenses, fully multicoated optics, and BaK-4 prisms. The exit pupil ...