User manual PENTAX SF-1N

[. . . ] Images ALC adjustment direction To make contrast lower Clockwise to (Pk) To make contrast higher Counter-clockwise to (Av) Please Note: · ALC may not function due to backlight compensation and AGC of the camera or cameras with a digital video output. After reading this Operating Instructions, keep it for future reference. [. . . ] The lens position is now adjustable counter-clockwise in about 360°. When removing the lens, keep turning the lens counter-clockwise until the lens comes off. For your safety on use of a lens Before operating, pay special attention to the following remarks. When images are too dark, too bright or there is no image, make the adjustment according to the following table. LEVEL may not be lowered in some cases due to backlight compensation and AGC features of the camera being switched on. ) Set the focus ring at [INFINITY] position and the zoom ring at [WIDE] position, and then adjust back focus of the camera. set the zoom ring at [TELE] position and make focus adjust by the focus ring. Repeat the procedures and until images maintain their focus throughout the zoom range. 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. [. . . ] 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. ⷠKeep the lens away from dust, poisonous gas, moisture and salt. [. . . ]