This is a Type 1 lens with the "o" underlined in "No" before the serial number as mentioned in Peter Kitchingman's Canon lens book on page 166. Includes the small mini 13.5cm finder and rare lens cap.

Condition Rating: Excellent (There are some very fine scratches around the exterior of the front rim. Glass is excellent plus. Finder has some brassing and rear cap is excellent plus. Front cap is excellent. Case is in good shape).