SPECTRA COMBI-500 EXPOSURE METER
Contents
1. If SPECTRA COMBI 500 EXPOSURE METER OPERATING INSTRUCTIONS Condensed Standard Range Selenium Cell SET EXPOSURE INDEX on Computer Lift red tab rotate bottom dial until proper film rating appears in ASA window TAKE READING Point photosphere at camera lens from subject position SET OUT ARROW on computer opposite corresponding reading on light scale pointer goes over scale insert X10 or X100 multiplying slide Use corresponding arrow for calculating and select F stop and shutter speed combination 1 7k 3 DETERMINING EXPOSURE WITH DIRECT READING SLIDES Eliminates computer operation SELECT FILM RATING SLIDE ASA stamped on slide tab INSERT SLIDE IN METER point photosphere at camera lens from subject position METER SCALE INDICATES F STOP for 1 50 sec shutter For other shutter speeds refer page 15 If pointer goes over scale in bright light step down to next full stop slide value Example Shooting with ASA 80 pointer goes over f 16 Use ASA 40 slide to indicate stop down 1 full stop from indicated reading 20 slide 2 full stops etc Vice versa for low film speed slides in low light levels yg OPERATING INSTRUCTIONS SENSITIVE RANGE Cadmium Sulfide Cell 1 SET EXPOSURE INDEX on computer Lift red tab rotate bottom dial until proper film rating appears in ASA window TO TAKE READING 2 Insert slide with red X 3 Point photosphere t camera lens f2. rom subject position PRESS RED BUTTON 4 SET RED X reference point opposite corresponding read ing on light scale In extremely dim light remove X slide and calculate F stop shutter speed combination using S reference point GENERAL POINTS TO REMEMBER _ Multiplying slides X10 X100 and X Red are merely range extending devices used only with meter light scale and computer Direct reading F stop slides used with selenium cell range only speed up operations no calculating For detailed instructions refer to manual PHOTO RESEARCH CORP 837 N CAHUENGA BLVD HOLLYWOOD 38 CALIF
Download Pdf Manuals
Related Search