Very powerful and provides good bright images;16-30X zoom eyepiece;Lightweight body protects the precision mechanic and optics against damage in normal Use;Nitrogen filled prevents fog and is waterproof;Angled scope provides a more relaxed stance during viewing;Fully adjustable eyepiece with 16x to 30x magnification;Small compact design; weighs just 615 grams;50 mm entrance pupil;High resolution objective lens system features the unique MINOX multi-layer M coating