Nerwen
Nerwen, Total:4 items.
The international standard classification for "Nerwen" includes: Photographic equipment. Projectors .
The Chinese standard classification for "Nerwen" includes: Lens .
Professional Standard - Machinery
- JB/T 14155-2021 Off-axis fresnel lens
- JB/T 13804-2020 Hydraulic lifting dam
Sichuan Provincial Standard of the People's Republic of China
- DB51/T 2249-2016 Solar Linear Concentrating Fresnel Lens
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 27510-2011 Fresnel lens in DLP,CRT,LCOS and LCD projection television screen
