*GHM010911 examination lamp is extensively applied in industry, medical treatment, jewelry, photograph. scientific research etc., It is currently more advanced lighting equipments at home and abroad. *Illuminance: GHM010911A: 20W:20,000Lux 0.5m/5,000Lux 1m 35W:25,000Lux 0.5m/10,000Lux 1m 50W:30,000Lux 0.5m/20,000Lux 1m GHM010911L&GHM010911W:30,000Lux 0.5m/5,000Lux 1m *Color temperature: GHM010911A:4000±200K GHM010911L&GHM010911W:4800±200K *Size of light field:100mm *Adjust:adjust light *Power supply voltage:220V/50Hz *Rated power of bulb: GHM010911A:12V/20W,12V/35W,12V/50W GHM010911L&GHM010911W:3.3/3W *Crutch:adjust up/down *Bulb: GHM010911A:halogen bulb GHM010911L&GHM010911W:LED bulb
