Optimum magnification for boats is considered to be 7x, or a magnification of seven. More powerful binoculars make it harder to focus ... Conclusions: These let us read the chart at line 8, second ...

Binoculars come in handy on a boat, whether you’re trying to spot a far-off channel marker, using birds to spot fish activity, or just looking for your friends in a crowded cove. The marine ...