... 1.Power cable and socket has been build-in, 2. It is convenient to power the testing lamp Specifications:• ... 5M (φ1.5m),IS-1.75M (φ1.75m),IS-2.0M (φ2.0m). Other sizes can be designed according to the customer’ ... is 0.001 to 1,999 lm• IS-1.0M is for suitabe CFL or LED bulbs. The flux ... is 0.1 to 1,999,900 lm• IS-2.0M is suitable for HID lamps or other high power ... 1,999,900 lm Integrating Sphere (0.3M-2.0M)