User manual PENTAX MX

[. . . ] â· Keep the lens away from dust, poisonous gas, moisture and salt. Metering method of the auto-iris can be linearly adjusted from average metering to peak metering (Pk). [. . . ] Metering method of the auto-iris can be linearly adjusted from average metering to peak metering (Pk). In case contrast of images is high or low, make adjustment according to the following table. Images To make contrast lower To make contrast higher ALC adjustment direction Clockwise to (Pk) Counter-clockwise to (Av) Before operating this lens, please read these instructions carefully. After reading this Operating Instructions, keep it for future reference. When the lens is fixed, rotate back the lens counter clockwise for one rotation. The lenses having CE marking on their bodies are conformity with the standards EN50130-4 and EN55022 related to EMC directives by EU. Object distance Filter screw size Model number Format size Mount Focal length Iris range Min. Do not install the lens in a place where vibration and shock are expected. In case you are unable to focus either at the shortest or longest focal lengths, adjust the back focus of the camera by the following method, referring to the Operating Instructions of the camera. Cover front of the lens with a ND filter according to the prevailing lighting conditions. [. . . ] In case you are unable to focus either at the shortest or longest focal lengths, adjust the back focus of the camera by the following method, referring to the Operating Instructions of the camera. Cover front of the lens with a ND filter according to the prevailing lighting conditions. [. . . ]