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Properly: Halogen Infrared Reflection.
That's a cool old light meter! DeJur made some really nice stuff; I had one of their enlargers in my darkroom decades ago. These light meter...
Yeah, unfortunately it looks like the MOQ is five, and I don't know anywhere you can pick up just one. But once you've got it in and installed,...
Well, you've done a very rare thing, as it seems: You've shown a picture of a bulb I cannot fully identify! From studying your pics closely, I can...
If you'll provide some more information, I can probably point you to the right bulb. The ruler gives a good notion of scale, but more exact...
Thanks, Philip! Glad to help.
Gee, I'm sorry, I got so caught up in explaining the how-and-why that I didn't give you a simple answer to your question. Yes, they do produce...
That's fair enough, but just to clarify, the original headlamp switchgear is not bypassed when relays are installed. They continue to function...
There's a critical distinction between the "100 watts of light for just 55 watts of electricity" / "55/60 ==> 110/130w" bogus claims on the one...
It doesn't quite work exactly like that. Yes, you're correct that there are optical differences between flat and convex lenses, but there's no...
Similar/equal quality, definitely. Both companies use quality materials and careful assembly techniques; definitely much better than the...
Eeeeyargh. Same as PIAA's Stupidwhites and everybody else's blue-glass bulbs: just another short-lived, lower-output, heavily-hyped blue bulb....
