Youve seen the dreadful demon-eye effect occurring if the camera flash bounces off the attention of the person or dog. An otherwise wonderful picture may be ruined by this.
Theoretically, this is called red-eye and is caused when the pupil of your subjects vision is spacious and the light from the cameras flash reflects off the subjects retina. In people, the color ends up red; in pets, the color is usually green.
Several photo-editing programs incorporate a red-eye correction filter, but this may not allow your photograph subject to appear normal. These filters also don't focus on the effect produced in an animals eyes. Browse here at winkflash.com digital photo printing to read the purpose of this view. Image stores offer pens that are used to clear up red-eye, but again they are not always natural-looking and don't focus on the-green. The best thing is always to avoid the demon-eye effect right away.