probably not as good as the others mentioned, but no sharp edges, bezel is not too large, and zoom is smooth. Smaller than many. I doubt 3xaaa will fit, but I can try it later.
On a standard sipik style zoomie, how much would dedomed vs. domed LED make a difference?
I think the SK98 is a better option than the 68 if you are up for some modding.
Check this one out I found on eBay for $5:
Scroll down the page for some pics…
Okay: now I see this thread is old… overall, I think the XP-L HI helps in this application. I don’t have a good reference though…