chevron-left home Glossary of over 1000 photography terms FD-mount Canon breech lock lens mount for film SLRs, used from 1971 to 1992. Glossary: F Previous Next FL 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X YZ Something missing or spotted a mistake? Please let us know! Back to the top twitter mastodon instagram envelope shopping-basket