Also known as shutter lag, lag time refers to the delay that sometimes occurs between the time the shutter button is pressed and the time the shutter fires. Shutter lag is most prevalent when using less expensive point-and-shoot cameras.bhphotovideo
elay between the time the shutter is pressed and the camera captures the image. Also known as shutter delay, it is most noticeable in compact digital cameras. Today s digital SLRs have virtually no lag time.