The book describes the device of the mechanisms of cameras "Amateur," "Amateur-4," "Sputnik," "Moscow-2," "Moscow-4," "Moscow-5," "Change-2," "Change-4," "Zorkiy," "Zorkiy-S," "Zorkiy-2s," "Zorkiy-5", "Zorkiy-6," "FED-2," "Zarya," "Zorkiy-3," "Zorkiy-4," "Mir," "Kyiv-4," "Zenith," "Zenith-S," "Zenith-3." "Crystal." The interaction of parts is considered, for each unit and mechanism, a list of malfunctions that may arise during the operation of cameras is given. The book is designed not only for repairmen, but also for amateur photographers.