Other factors influencing red eye are level of ambient light during time when photograph is being taken and how near flash light is to lens. The rule of thumb comes out that brighter ambient light; lesser is effect of red eyes, everything else being one and same. As flashlight goes farther from lens, fewer becomes effect of red eyes, everything else being one and same again. Thus key idea is that red eye is not caused if ambient light is comparatively high. And it does have a significant effect if shooting area is dark. Many digital cameras have built in features for anti red eye that is used to reduce red eye when taking a picture of a person looking straight at camera also. But manually, best red eye reduction can be obtained with help of an external flash as described.

The above discussion has dealt with most important ideas regarding red eye effect. The discussion has analyzed inherent facts about digital camera red eye effect, their causes as well as remedies. The only thing that remains is that users must implement these ideas while shooting under circumstances discussed here so that red eye effect cannot harm beauties of art created with aid of fantastic device, digital camera!

One point that is worth noting is that light meters cannot see color. They deliver every scene as 18% middle gray and become accustomed to exposure accordingly. And most digital cameras will allows a photographer to compensate exposure by 1 to 2 EV plus or minus in 1/3 or 1/2 stop increments. A very important realization for any photographer is that right exposure is only "correct" in eye of photographer; Exposure Value compensation can also be used as a creative tool.

With this information available to users of digital camera, knowledge of digital camera exposure as well as digital camera exposure compensation becomes. But it is only knowledge, proper acquiring of whole feel comes only from personal experience.