Seoul P7 LED in some mods and ideas:
A P7 was mounted on a pedestal and placed in a PhotonKing II prototype flashlight
At approximately a meter from the carpet, the beam shot shows the projection of the 4 dice below:
A P7 was mounted in a PR-T head and a HD45 head was modified to thread on in place of the bezel cap and allow for use of the McR-45 reflector as an option to the McR-27 reflector of the PR-T head itself. A Balrog 3x123 battery tube was used with the PR-T head:
Both mods above use a Wayne Yamaguchi "SOB 1625" buck converter which delivers 1625 mA to the P7.