... . Fire resistanc: yes.3. Material & Weight: PA/ PP, 0.56kgs.4. Viewing area: 98*48mm.5. ADF Frame Size:110*90mm ... DIN 16 at all time.7. Light state: shade DIN 4.8. Variable shade: from DIN 9 to DIN 13.9 ... :low or high .12. Power on/off : Automatic.13. EH-4 Helmets Series Adapt to ADF: EF9040J, EF9040,EF9242,EF9646,EF9848 ...