Pentax Adapter-N, allows to mount - PCF (III, V, WP), DCF-HR, DCF-WP, PIF series binoculars with tripod socket on a standard 1/4" – 20 tripod. Maintain a more comfortable, steady view over an extended period of time with this adapter designed to mount binoculars with a tripod socket on a standard 1/4" - 20 tripod