Here's one of the strangest looking rear lens caps we ever did see. The Japanese camera accessory company UN has created a cap that has a temperature and humidity meter built in to help you take perfect care of your glass.
BlackRapid‘s new series of rear lens caps, dubbed “LensBling,” offer an interesting way …
The Lens Lock is the latest product in the GearGuard gear locking system by Gary Fong (maker of the well known LightSphere). It attaches to the back of a lens like an ordinary rear lens cap, but can be secured and locked using a cable/lock combo. This allows you to lock the gear down when not in use (like you would do with a bike) or lock it together with other gear in your bag, preventing individual items from being stolen from your bag.
Nikon recently (and quietly) replaced their LF-1 lens cap with the LF-4 (so much for Nikon tetraphobia), …