Quote:
Originally Posted by CambsIan
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These bulbs may be usable for black & white, but I am fairly certain that they would cause problems for colour printing due to their uneven spectrum. The attached chart shows how the various light sources differ.
I also notice that the base for the bulbs you've shown is given as GU5.3 whereas the original halogen projector bulbs are GU5.36 - I tried a 2 pin halogen bulb from a domestic fitting in my enlarger a while ago, and although it looked similar, the pin spacing was different.