instruments
- light measuring instruments： the spectrum radiation analyzer｜ photometer｜ the luminometer｜ colorimeter｜ sphere｜ the other light source measuring instruments｜
- lamp spatial light distribution measurement instru： light distribution photometer｜ light distribution tester｜ other lamps spatial light distribution measuring i｜
- LED testing instrument ： thermal performance testing instrument｜ light performance test system｜ white LED light intensity / color distribution tes｜ white LED phosphors testing system｜ other LED instruments｜
- a flat panel display photoelectric performance tes： LED display photoelectric performance test system ｜ LCD display photoelectric test system ｜ mobile display photoelectric performance test syst｜ other display performance testing instrument｜
- ballast test instruments： ballast test instruments｜
- EMC EMC testing ： EMC EMC testing｜
- other detection instruments： other detection instruments｜