JVC GRDF430U Instructions - Page 45
Iris Lock, Backlight Compensation, Spot Exposure Control
UPC - 046838018350
View all JVC GRDF430U manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 45 highlights
Iris Lock Like the pupil of the human eye, the iris contracts in well-lit environments to keep too much light from entering, and dilates in dim environments to allow in more light. Use this function in the following situations: ● When shooting a moving subject. ● When the distance to the subject changes (so its size in the LCD monitor or the viewfinder changes), such as when the subject is backing away. ● When shooting on a reflective natural background such as at the beach or when skiing. ● When shooting objects under a spotlight. ● When zooming. 1 Set the Power Switch to "M". 2 Set "p" to "MANUAL". (੬ pg. 36) ● The exposure control indicator appears. 3 Adjust zoom so that the subject fills the LCD monitor or the viewfinder, then press and hold SET for over 2 seconds. The exposure control indicator and the " " indication appear. 4 Press SET. The " " indication changes to " " and the iris is locked. To return to automatic iris control Select "AUTO" in step 2. Or, set the Power Switch to "A". ● The exposure control indicator and " " disappear. To lock the exposure control and the iris After step 2, adjust the exposure by pressing < or >. Then lock the iris in steps 3 and 4. For automatic locking, select "AUTO" in step 2. The exposure control and the iris become automatic. Backlight Compensation Backlight compensation brightens the subject quickly. With simple operation, backlight compensation feature brightens the dark subject portion by increasing the exposure. 1 Set the Power Switch to "M". 2 Press BACK LIGHT so that the Backlight Compensation indicator " " appears. FEATURES FOR RECORDING EN 45 To cancel Backlight Compensation Press BACK LIGHT twice so that the " " indicator disappears. NOTE: Using Backlight Compensation may cause the light around the subject to become too bright and the subject to become white. Spot Exposure Control Selection of a spot metering area enables more precise exposure compensation. You can select one of the three metering areas on the LCD monitor/viewfinder. 1 Set the Power Switch to "M". 2 Press BACK LIGHT twice so that the Spot Exposure Control indicator " " appears. ● A spot metering area frame appears at the center of the LCD monitor/viewfinder. 3 Press > or < to select the desired spot metering area frame. 4 Press SET. ● Spot Exposure Control is engaged. ● Exposure is adjusted to make the brightness of the selected area most appropriate. To lock the iris After step 3, press and hold SET over 2 seconds. The " " indication appears and the iris is locked. To cancel Spot Exposure Control Press BACK LIGHT once so that the " " indicator disappears. NOTES: ● You cannot use the Spot Exposure Control at the same time with following functions. • "SQUEEZE" in "WIDE MODE" (੬ pg. 38) • "STROBE" in "PROGRAM AE" (੬ pg. 47) • Digital Zoom (੬ pg. 20) • Manual Exposure Control ● Depending on the shooting location and condition, optimum result may not be attained. ADVANCED FEATURES