★Upper and lower polarizers: 49mm large-diameter polarizer, removable structure. The upper polarizer is free to rotate 360°, the stage is free to rotate 360°, and the lower polarizer is fixed;
★Light source: Long-life white LED cold light source, which is more conducive to protecting the polarizer;
★Power supply: Equipped with an integrated global wide-voltage power supply, it can work normally within the voltage range of 100--240V, and the brightness is stable;
★Accessories: Equipped with 10mm observe Interference ball;
★Power: 1W;