Used in medical pharmaceutical and chemicals research laboratory consists of a imparted half shade Nicol polariser analyser 100mm diameter circular scale divided in degrees 0 to 360 x 1 and a sugar scale divided -30 to +130 x 1 is, a divided micrometre drum is given to read 0.053 minutes and 0.1 is the scale is properly illuminated for taking readings the body is very sturdy and complete with polarimeter tube bubble traps at the center 200mm. Sodium lamp with stand and transformer.
Available in 220mm and same as above but with 400mm tube.