This is a picture off google image search. I didn't take a picture of my eBay projector opened up, but this is basically what the reflective "chrome" bowl looks like. Notice it is CHROME PAINT, not actual metal. They should look like more like this:
So, my point for this thread is not to hear retro fanatics say "just get retros" I'm trying to find something that could fit the shape of the inside of the reflector bowl that would reflect better. Yes, aluminum foil has been used and works, but that is only temporary. Someone please give some insightful ideas!