These are high-quality binoculars from Praktica that gives the marine standard of 7x magnification with a 50mm lens.
Essential for sailing and boating, the PRAKTICA Charter Series will
help to maintain a level of safety on the water. Designed to the marine
standard of 7x magnification and 50mm objective lens, this affordable
binocular provides the power and clarity needed to spot fast moving
objects quickly and easily. Built with the enthusiastic mariner in mind,
the durable rubber armour and waterproof body allows rough handling in
all weather conditions without weighing you down. Whatever the weather,
these fully multi-coated optics deliver high contrast views and natural
colour definition which will impress both beginners and professionals. the binoculars have a large exit pupil, which gives brighter images even in low light conditions
Manufacturer's 25 year warranty.