WSG-4 Disk polarimeterDetailed product description：

WSG-4 disk polarimeter

Features:
Traditional optical instruments, unique three part field of view
The instrument has a lightweight structure and is easy to use
AB cursor, eliminating eccentricity error
Widely used in spices, chemicals, hospitals, and colleges and universities

Main technical parameters

Optical rotation measurement range: ± 180 °
Degree dial tolerance value: 1 °
Minimum division value of cursor: 0.05 °
Sound source: Low pressure sodium lamp
Test tube length: 100mm; 200