I went on a big excursion recently where I used off-camera flash and full manual setting control. The nice thing about Pentax cameras is that you can have a few conveniences in manual that make setting changes faster and more accurate. Cameras and Cactus V5 flash transceivers. For example, changing the green button functionality from “P Line” to “Av Shift” allows you to get a quick exposure reading that changes the aperture, but not the shutter speed. This is important when you are limited to the flash sync speed of your camera, because you don’t want the green button to select a shutter speed that will be too fast for the flash to function with. “P Line” (aka. Program Line) bases your sampled exposure on a number of simple options. There is one for maximum sharpness (MTF), one for maximum background blur, one for action, one for landscape, and so on. The flash sync speed is the fastest shutter speed that still allows for your camera’s sensor to be completely visible w...
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