... measure the luminous intensity distribution curve 2. for Chip LED, LED Module, LED Bulb, LED spotlight and CFL Lamp The compact goniophotometer of LSG ... data, spread angle and other parameters for Chip LED, LED Module, LED Bulb, LED spotlight and CFL Lamp.Option Function: The LSG-1200 ... measurement.LSG-1900: Lamp on optical axis. This LED measurement system overcomes the problem of instability of the ...