Perfect for dental and veterinary clinics, repair shops, and hobbies; Net weight: only 12 oz with headband; FDA and CE certified; One year warranty Binocular Loupes; Multi-layer-coated premium quality optical glass elements
3.0x magnification; Left and right loupe slide on arc tracks separately for adjusting to your interpupillary distance; Long working distance: 16-1/2inch (420 mm); Large field of view: 3-5/16inch (84 mm); Large depth of field: 4inch (102 mm) LED Headlight; Adjustable light brightness and spot size; Light spot size: phi40 - phi70mm at 420 mm distance
Illumination: 25,000 Lux at 250mm distance
Color temperature: reference color temperature of 6,000 Kelvin; LED: 5W, 20,000 hours life; Battery: Li-ion rechargeable, 3 hours running time, with a belt-clip on; AC adaptor: input AC 120V, 50-60Hz; output DC 9-12V, 800mA; A set of 3 covers provided to avoid from touching directly the headlight during operation
1-year warranty against manufacturing defects