A high quality optics and rotating half shadow system located at the front ensure best resolution and accurate results. Angular scale from 0 to 360o C enable direct reading to 0.05 and by estimated to 0.02 sugar scale from 30 to 120 I.S.S. provided direct reading to 0.1 and by estimation to 0.05. supplied with Polarimeter tube 200mm. accepts sodium vapor lamp assembly(optional).
The use pf sodium lamp with power supply is recommended with this instrument and can be supplied along with. However white light can be used upto 120.