@Marc I’m sure I’m the only person who deliberately put the bottom glass in that way around... Cheers Tony
@Lamp_Doctor kindly pointed out to me that the front copper ring inside lamp barrel was around the wrong way. That’s the way it came, but it’s fixed now. Thanks, Bob. Cheers Tony
Well done its ready to meet its other brothers in a couple of weeks 3 SL1 together in one spot . Bob .
I can now testify that it produces a very good beam of light! I will set my camera up for long exposure, but these shots from my phone will do for tonight. Cheers Tony