noun
definition
A feature of some cameras and other optical systems that allows a correct focus on the subject to be obtained automatically
example
This camera has autofocus, so it's more expensive.
verb
definition
To focus automatically.
example
My camera makes a funny sound when it autofocuses.
Examples of autofocus in a Sentence
It has a high speed autofocus that can shoot at up to eight frames per second.
The screen refresh rate is an amazing 60 frames per second, whilst still having time to achieve continual autofocus.
The Apple iPhone 3G only has a two-megapixel camera and no flash, but this was upgraded to a 3MP autofocus camera for the iPhone 3GS.
All photos on this page taken with digital camera Nikon Coolpix 900 using autofocus.
Canon's DIGIC processor works ultra fast to process all the camera's electronic functions simultaneously, from Auto White Balance to Autofocus.
Canon 's DIGIC processor works ultra fast to process all the camera 's electronic functions simultaneously, from Auto White Balance to Autofocus.
It also features a camera on the back of the phone with a 5 megapixel sensor with autofocus, an HD camcorder, and LED flash.
The all important shutter lag is almost non-existent when pre-focused and only 1/10 of a second including autofocus.
FlexiZone AF/AE If your subject is off-centre you can use FlexiZone AF/AE to freely scroll your autofocus point across the autofocus point across the autofocus area.
Canon added a larger baseline sensor for enhanced precision in the camera's center-point autofocus capabilities.
The combination of precision nine-point autofocus and 63 zone metering also provides consistent digital photographs across a wide variety of light conditions.
The first most obvious and genuinely literal interpretation is that the letters are an acronym for Canon's "Electrical Optical System" autofocus.
The two-megapixel fixed focus camera on the existing iPhone 3G was upgraded to a three-megapixel autofocus camera on the iPhone 3GS.
They both have eight-megapixel cameras with autofocus and dual flash.
Some of the best cameras on smartphones today are eight-megapixels with autofocus and 720p HD video recording capability.
Many people say that they are happy with the five-megapixel autofocus camera on the iPhone 4 as well, which can record 720p HD video at 30 frames per second.
To capture posed portraits and shots of children, a high-end SLR with optical stabilization features and center point autofocus will render crisp, clear images.
The D5000 features a flip-down LCD screen so you can always see what you are shooting, an improved 11-point autofocus system, and it takes 12.3 megapixel images.