User manual YASHICA T4ZOOM

[. . . ] If an LED (red or green) turns on when the Shutter Release Button is pressed halfway in, the batteries are in good condition. Because the batteries are used to power only the exposure meter, the camera operates even if they are exhausted or there are no batteries in it. < Battery Precautions> · Silver-oxide batteries will last about one year, and alkaline batteries about six months. However, their service life differs depending on their capacity at the time of purchase, the ambient temperature, and how often you take pictures. [. . . ] Make sure the sprocket teeth catch the perforations and close the Camera Back. 5. Fold out the Film Rewind Crank and turn it gently in the direction of the arrow to take up film slack. < Film Advance Lever> By turning the Film Advance Lever as far as it will go, the film will advance one frame and the shutter will be cocked at the same time. The film is advancing properly if the Film Rewind Knob turns while you wind the Film Advance Lever. <Exposure Counter> www. orphancameras. com The Exposure Counter will advance each time the Film Advance Lever is wound, and return to "S" when the Camera Back is opened. It is engraved with the letter "S" and the numbers 1, 4, 6, up to 36. The numbers 12, 20, 24 and 36 are marked in orange to indicate the end of film on commercially available films. 4 www. butkus. org SETTING THE FILM SPEED To obtain correct exposure, it is important to set the film speed correctly. The speed of the film you are using is printed on the film box. To set the film speed, lift up the Film Speed Ring and turn it until the desired ASA speed comes opposite the index mark (^). The ASA speed settings on the Film Speed Ring are as follows Focusing is done with a split-image focusing center, microprism collar and a surrounding matte screen. FOCUSING THE LENS <Focusing with the Split-Image> Turn the Focusing Ring until the two segments of the image divided by the 45° diagonal line in split-image center fall in line. If the two segments are not aligned, your subject is not in sharp focus. www. orphancameras. com <Focusing with the Microprism Collar and Matte Screen > Turn the Focusing Ring until your subject on the microprism collar or the matte screen appears sharp. It is not in sharp focus if the image appears wavy on the microprism, or blurred on the matte screen. · If you are using a lens with a large focal length or a relatively "slow" lens or taking close-ups with high magnifications, focusing may be difficult because the microprism center will become dark. In such cases, focus on the matte screen. 4 www. butkus. org < Diopter Lenses > If you are far- or nearsighted, special diopter lenses (Contax, optional) are available in eight diopters: - 5D, 4D, -3D, -2D, OD, +1D, +2D and + 3D. Choose one that suits your eyesight and fix it into the eye cup. SHUTTER SPEED AND APERTURE <Setting the Shutter Speed> The shutter controls the time during which light reaches the film. portraits with a bright sky or sea in the background, subjects standing against a window, etc. ), your subject will turn out underexposed and dark. In such cases, give twice or four times as much exposure so that it is correctly exposed. Example: If the camera's exposure meter indicates F16 and 1/250 sec. to get correct exposure, make compensation as follows: · Compensation with the Aperture Ring For 2X exposure compensation, turn the ring from F16 to F11, and for 4X, to F8. 4 www. butkus. org · Compensation with the Shutter Speed Dial For 2X exposure compensation, turn the dial from 1/250 sec. to 1/125 sec. , and for 4X, to 1/60 sec. <Taking Spotlighted Subjects> If a dark background occupies a large area of the picture frame (e. g. spotlighted subjects on a stage), on the www. orphancameras. com contrary, your subject will turn out overexposed and light. In such cases, reduce the amount of exposure to half or one-fourth so that it is correctly exposed. Example: If the camera's exposure meter indicates F4 and 1/60 sec. to get correct exposure, make compensation as follows: · Compensation with the Aperture Ring For 1/2X exposure compensation, turn the ring from F4 to F5. 6, and for 1/4X, to F8. · Compensation with the Shutter Speed Dial For 1/2X exposure compensation, turn the dial from 1/60 sec. to 1/125 sec. , and for 1/4X, to 1/250 sec. BULB EXPOSURE AND INFRARED PHOTOGRAPHY <"B" (Bulb) Exposure> If an exposure time of 1 second or longer is required, set the Shutter Speed Dial at "B" (bulb). The shutter will remain open as long as the Shutter Release Button is kept depressed. [. . . ] · Remove dust and dirt on the lens and viewfinder eyepiece with a soft lens brush or blower brush. · In case the mirror is soiled, dust off lightly with a lens brush. Always take extra care to avoid scratches. 4 www. orphancameras. com www. butkus. org · Do not subject the camera to abrupt temperature changes because moisture can condensate inside the camera and cause faulty electrical contact. · If you are not likely to use the camera for an extended period of time, remove the batteries and store it away from heat and moisture. [. . . ]