Tasco 10×42 Offshore – waterproof binoculars

A Quality paid of binoculars ticking the 3 most important boxes for quality images and longevity.

1. BK4 glass prisms for sharp focus edge to edge across the field of view
2. waterproof & nitrogen filled to prevent mould growth on internal optical surfaces
3. Porro prism design for natural high light transmission at an economical price