UPC 600489123292

• magnification:3X , Field Of View: 75-85mm. Viewing Angle: 20-150°.Color: Silver-gray. Frame: TP sport frame
• loupes Depth of field:90mm ,Weight: 65g. Certificate: ISO9001:2008,CE
• LED headlight High intensity:15000-30000Lux, Continuous run-time:4 hours,
• Battery pack weight:100g, LED bulb:1 W,Charge voltage:AC110V/240V/50-60Hz,
• 4 kind of working distance : S(280 - 380 mm), R(360 - 460 mm), L(440 - 540 mm), XL(500 - 600 mm).How To Choose Your Loupes Determine your working distance, which will also automatically determine your field of view. While working on a friend or family member have someone measure the distance from your eyes to your patient's : this is you working distance. Choose the distance that is closest to the selection we offer. •IF you are a dentist , your height is in the range from 160cm to 180CM,we recommend regular (360-460mm) working distance.IF you're a surgeon, you are sitting while working, your height is from 160cm to180cm, we recommend working distance R (360-460mm ). IF you are standing while working, your height is from 170cm to 180cm, we recommend L (440-540mm) working distance, even XL(500-600mm) working distance will be OK. Please choose your working distance and notify us via Amazon email after you place order.

---This kind of product is widely used for many microsurgery,operations of dentistry,nerve and heart disease etc...and also the loupe is widely used for the eletronical industry,precise manufacture,textile facture and researcher or engineer who require the precise observation in Optical Magnification.--------------------------- -------------------------------------The pupillary distance can be adjusted by one center axis,it is very simple and convenient for user.------------- 4 kinds of working