The Konica C35 EF3 is an automatic exposure, zone focus camera with four settings for distance. It has a built-in flash and a Konica Hexanon 35mm f2.8 lens. The lens is an enhanced 5 element version. Most other C35s have a 4 element, Tessar like, construction. Manual ISO settings 25-400, shutter speeds 1/60-1/500. The meter and the pop-up flash are powered by 2 AA batteries. The C35 EF3 takes 43mm screw-in filters.