Hand-held Refractometer (new type)
Beijing DMD Optical Instrument Co., Ltd. (MD)
Based on the old type of hand-held refractometer, we designed and manufactured new type of hand-held refractometer, which are comparably more beautiful and lighter than the old ones, the grip is made of ABS, the prism and other metal parts are made of stainless steel, the day-light plate can be turned to 90, now have blue color and black color(we can also provide other colors according to customers requirements)