User manual SEKONIC DIGI MASTER L-718

[. . . ] SEKONIC DIGI MASTER L-718 Operating Instructions Contents Parts Designations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Liquid Crystal Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Mode Selection and Operation Reference Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Lumisphare . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] Insert the batteries DIGI MASTER requires 2 pcs of AA size pen-light battery (1. 5V x 2). (1) Open the battery chamber cover by sliding it in the direction of arrow. (2) Insert the batteries carefully aligning (+) and (-) polarities as indicated inside the chamber. (3) Replace the cover by sliding it and inserting its notch into the slot of the meter. < NOTE > · After changing the batteries, please switch the meter ON once, and then OFF. It prevents the unexpected battery consumption that may occur depending on the status of electric circuit of the meter. · When not using the meter for a week or more, remove the batteries from the meter. It prevents any internal damage arising from battery leakage. (3) DIGI MASTER is equipped with auto shut-off function. If you leave the meter inactive for about 5 minutes, the power is automatically switched off. If you wish to use the meter again, slide the power switch back to OFF position once and then switch the meter on again. 3. Checking the batteries Check the battery capacity before using the meter. A weak battery does not assure the correct light readings. (1) Slide the power switch to ON position. and dot symbol marks are displayed for about 0. 5sec. If the battery is too weak to give a correct light reading, the b. c. (2) After checking (for about 0. 5sec. ), the display is automatically changed to the measuring mode (Fig. and dot marks indicating, switch the meter ON while depressing ISO key. The marks keep indicating until you stop depressing the ISO key 10 11 (3) In the ambient light mode, (a) T-priority measurement or F-priority measurement can be selected by pressing the F/T selection key (Fig. Setting ISO sensitivity Press either side of UP/DOWN key while depressing ISO key. Film speed (ISO sensitivity) can be set within the range of ISO 3 ~ ISO 8000 (Fig. The set value of ISO sensitivity is memorized even if the meter is switched off or the measuring mode is changed. 5. [. . . ] (3) Point the center of Lumidisc accurately toward the center of axis of the main lighting source from the subject, and measure the light according to the measuring method for the respective mode. (4) Using the same procedure, measure the fill-in light(s). In this case, be sure that the meter is held so that it is not influenced by the main lighting source. (5) The F-stop difference between the main and fill-in lighting sources is lighting contrast ratio (Table 1). [. . . ]