Lens Changing; Mounting The Lens; Removing The Lens - Contax 159MM Instruction Manual

(Mounting the Lens)
First remove the camera-body cap and then insert the
lens mount into the camera-body mount, matching the red
dot on the lens mount with that on the camera body.
Then, gripping the lens barrel firmly, turn the lens
clockwise until it locks with a click.
When using a lens cap of the snap on type, attach or
remove it from the lens by pressing in the two side-tabs.
(RemovinE the Lens>
While pressing the lens release button, turn the lens
counterclockwise slightly and remove it from the camera-
body mount. Always keep caps on the camera-body mount
and the lens mount when the lens is left off the camera.
o Avoid touching camera interior or lerrs surface with
your fingers.
o Avoid direct sunlight when removing or mounting the
lens with film loaded in the camera.