The phrase "act as a camera" is correct and usable in written English.
It can be used in contexts where something is being compared to a camera, often in terms of capturing images or information.
Example: "In this virtual reality experience, the headset will act as a camera, allowing users to see the environment from different angles."
Alternatives: "function like a camera" or "serve as a camera".
"The integrated camera serves two purposes: to record pictures," the patent reads, "and to act as a camera icon, that when selected activates the camera.
Just yesterday, however, they revealed (via a message on Twitter that was pulled about 30 minutes after it went out) that this latest build had a hidden feature: by visiting the URL camplus://enablevolumesnap in Mobile Safari, one could make the volume buttons on the side of the iPhone instead act as a camera shutter button — something which Apple had already said was a no-no.
And, if all that wasn't enough to make you want to type "Whoah!" in the comments, it can also act as a camera for a 3D model scene.
The proliferation of photo-sharing sites and the fact that every phone can now act as a camera and a way to store everything from prom pics to creepy Snapchat screenshots has made it pretty unnecessary to print off physical pictures.
This corbeled beehive dome with an aperture facing south acts as a camera obscura, throwing onto the whitewashed interior an image of forest, clouds and mountain peaks.
The real treat is the adjacent Museum Park, more than 164 acres of open fields and woodlands punctuated by environmental art like Cloud Chamber, a stone hut that acts as a camera obscura, with a small hole in the roof projecting inverted, otherworldly images of slowly swaying trees on the floor and walls.
On another site, with the assistance of Reno Zurlo, a local mason and dry stone waller, and three other helpers, Mr. Drury took a month to construct "Sky Mountain Chamber". This corbeled beehive dome with an aperture facing south acts as a camera obscura, throwing onto the whitewashed interior an image of forest, clouds and mountain peaks.
Camio, which offers an app that lets a smartphone or tablet act as a surveillance camera and works with some individual cameras, already uses machine learning to point out the most significant events captured by a user's camera that day and to let users search for vehicles and passersby as they come and go.
By doing so, they essentially made each camera act as an infrared camera.
Or, they can act as a wireless camera.
It will also act as a security camera in a home as it will send you notifications to any device when it detects unusual activity.
