{"product_id":"5437","title":"National Geographic 4x21 Laser Rangefinder","description":"\u003cdiv\u003e  \u003cdiv\u003eThe National Geographic 4x21 Laser Rangefinder is very easy to use, has a large measurement range, high quality optical system and small size.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cdiv\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: justify;\"\u003e Magnification: 4x\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Lens diameter, mm: 21\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Field of view, m\/1000 m: 142\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Viewing angle (°): 8.00\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Exit pupil diameter: 5.25\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Aperture: 27.56\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Twilight Factor: 9.61\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Exit pupil distance (mm): 20.40\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Focus: Fixed focus\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Lenses: multi-coated\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Measurement range: 4m-800m\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Measurement method: 905nm\/25W semiconductor laser (eye safe)\u003c\/li\u003e  \u003cli style=\"text-align: justify;\"\u003ePower supply: 6F22 9V battery (purchased separately)\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Overall dimensions (mm): 113x88x42mm\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e Weight: 201 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: justify;\"\u003e\u003c\/p\u003e  \u003cp\u003eThe National Geographic 4x21 is a splash-proof monocular laser rangefinder with 4x magnification, a 21mm objective lens and a viewing angle of 140m\/1000m (8°). The rangefinder is very easy to operate and takes measurements instantly. The measurement range is from 4 to 800 meters. The measurement accuracy is +\/- 1m, depending on the shape and surface of the object and weather conditions (rain, fog). Distances can be measured in \"meters\" or \"yards\". The measurement scale is displayed on the built-in LCD display.\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: justify;\"\u003e \u003cstrong\u003eMeasurements are carried out in several modes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e  \u003cli style=\"text-align: justify;\"\u003eStandard - for measurements under normal illumination, up to 155 meters\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e RAIN - for measurements in rain or bad weather, up to 20m\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e REFL - for measurements in fog, up to 30 meters\u003c\/li\u003e\n\u003cli style=\"text-align: justify;\"\u003e \u0026gt;155 - for measurements at distances greater than 155m.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: justify;\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e | Manufacturer code: 920286\n Parameters:\n Warranty: 24 months\n Country of brand registration: USA\n","brand":"National Geographic","offers":[{"title":"Default Title","offer_id":41290652025009,"sku":"sva_5437","price":7996.26,"currency_code":"UAH","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0538\/8517\/3937\/products\/81498465472653__4b1882e4d2_8d37807b-cb46-4789-80e7-ddfc870a80fe.jpg?v=1644334179","url":"https:\/\/usefulrare.com\/products\/5437","provider":"Dostavka","version":"1.0","type":"link"}