User manual PENTAX AF400FTZ FLASH

[. . . ] Images To make contrast lower To make contrast higher ALC adjustment direction Clockwise to (Pk) Counter-clockwise to (Av) Manual control of the iris can be achieved by applying a voltage of between DC1. After reading this Operating Instructions, keep it for future reference. [. . . ] After reading this Operating Instructions, keep it for future reference. Do not use organic solvents, such as thinners, alcohol or benzine to remove stains from the lens. When grease or fingerprints are on the lens, wipe them off with a lens cleaning paper and lens cleaner gently forming a swirl from the center to the circumference. â· Keep the lens away from dust, poisonous gas, moisture and salt. ALC may not function due to backlight compensation and AGC of the camera or cameras with a digital video output. The lenses having CE marking on their bodies are conformity with the standards EN50130-4 and EN55022 related to EMC directives by EU. 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. ) Set the focus ring at [FAR] position, and then adjust back focus of the camera. Object distance Filter screw size Model number Format size Mount Focal length Iris range Min. [. . . ] ) Set the focus ring at [FAR] position, and then adjust back focus of the camera. Object distance Filter screw size Model number Format size Mount Focal length Iris range Min. [. . . ]