Is there any more efficient, direct replacement for these. As in something that puts out the same amount of lumens and bounces it off the ceiling?
Get one of these,
https://www.1000bulbs.com/product/57250/MHS-007092587.htmland then one of these:
http://www.goldmine-elec-products.com/prodinfo.asp?number=G20606Just put it in an electronics enclosure box with the cord going in one end and the output going into the lamp. It will have over twice the lumens of the halogen and their color is also whiter.