1. Model :EF9030.
2. Variable shade: DIN 11.
3. Darkness adjustment: NO.
4. Viewing area: 90*30mm.
5. Switching time :
a) Light to dark: 1/25,000s.
b) Dark to light: 0.2~0.4s.
6. Sensitivity:low and high .
7. Light state: shade DIN 4.
8. UV/IR protection: up to shade DIN 15 at all time.
9. Power on/off : Automatic.
