This is the best mode to use, if your camera offers it. This can be useful when you need to f reeze the motion of a fast-moving object such as a sea lion or shark, when 1/60th of a second might be too slow. You choose the shutter speed, and the camera chooses the aperture. This is the preferred mode if you are trying to get TTL with an Inon or Sea & Sea strobe with a Canon compact camera. By choosing F8, you can block out as much ambient light as possible, resulting in a photo that has better color, contrast and sharpness. You choose the aperture, and the camera will choose the shutter speed, usually the camera sync speed of 1/60th. Use this mode only if it is the only choice. The shutter speed is usually chosen at the camera sync speed of 1/60th, and the camera chooses the aperture. In program mode, and the other modes below, you should choose 'forced flash' to make sure the flash fires. This mode should not be used, because you give up control of the flash on most compact cameras. Let's discuss the different modes your camera may offer and how the added lighting may effect the outcome. Using your camera flash or an external strobe to add color to your subject and help freeze the action is recommended especially when photographing close up subjects or subjects in deep water. Taking Underwater Photos With Your Flash or Strobe *Please note that the best mode to choose will depend on whether you are using your flash, or using only natural light - which is why there are two sections below. Manual? Auto? Priority? Here I will demystify the modes on your camera, so you can take the best possible underwater photographs. New underwater photographers are often confused by the modes on their camera.

Nikon d810 program mode