Integrating spheres

The functionality of JETI specbos 1211-2 can be extended to radiant flux measurements. It can be attached to an integrating sphere. Two different models are available. The port and baffle design are compatible to the LM-79 and similar standards. The sample ports are compatible to 1.5” LED holders. Another port design is possible on request.

Integrating sphere diameter Measuring geometry Measuring range Luminous Flux Features Part number
300 mm 2π 0.05 ... 12 000 lm not hinged,
no auxiliary lamp		 OPS 300
500 mm 2π and 4π 0.1 ... 30 000 lm hinged,
auxiliary lamp		 OPS 500

Integrating sphere with 500 mm diameter with specbos 1211-2
Integrating sphere with 500 mm diameter with specbos 1211-2
Integrating sphere with 300 mm diameter with specbos 1211
Integrating sphere with 300 mm diameter with specbos 1211
Integrating sphere with sample holder and baffles
Integrating sphere with sample holder and baffles
Your request
Please calculate 1 plus 3.