There are over 50 models to collect. Instamatic 25 produced from 1966 to 1971, with two shutter speeds 1/40 and 1/90 second, a Kodak 43mm f11 lens and t he flash shoe which takes Kodalux bulbs. Instamatic 233 produced from 1968 to 1970, with a single shutter speed, it takes magicube flash bulbs.