Zeiss Terra ED 10x42 Binoculars Gray Take higher performance into the field. TERRA Binoculars combine SCHOTT ED glass TERRA ED 42 with ZEISS MC coating for pure, bright and vivid images, even in low light. With an awesome close focus and a wide-angle field of view, you’ll never miss a thing. And their extremely compact size aids mobility in the field. Brilliant, razor-sharp images Optical precision and hydrophoic multi-coating to deliver stunning optical performance in all conditions Precision at close quarters Great close focus distance of just 5.25 ft (TERRA ED 32+42) or 6.23 ft (TERRA ED Pocket). Compact, light and robust Compact dimensions and light in weight – the TERRA ED offers a delightful experience in the field.