it is still possible to fit the lens cap with some modification as pointed out by user in wirefresh
"The Ricoh exploding lens cap will fit if you carefully shave off some of the interal plastic using a sharp blade. It took me about 15 minutes but it now fits perfectly and very snug. I only had to shave off two of the three tabs. The larger lens on the LX5 means there is no danger of vingneting."
it is still possible to fit the lens cap with some modification as pointed out by user in wirefresh
"The Ricoh exploding lens cap will fit if you carefully shave off some of the interal plastic using a sharp blade. It took me about 15 minutes but it now fits perfectly and very snug. I only had to shave off two of the three tabs. The larger lens on the LX5 means there is no danger of vingneting."