The so17xa reflector from IMS is hosted with various LED's in different heads.
Below, a 5Watt LED in a McLux original next to a Lux III in modified L1 head:
The 5W McLux hosted on an E2e is compared in beam shot with the Lux III below.
The 5W McLux hosted on the McLux 1x123 pack has a beam shot below. These shots
were taken at about 3 feet and all with the same manual setting on the camera.
The so17xa is shown next to a NX05 optic below.
A group shot of a few lights now hosting the so17xa:
Large image of group: HERE