Raspberry Pi upgrades its Camera Module with HDR, autofocus, and more - Ars Technica

1 year ago 28

Automatic for the Pi-ple —

There's besides a caller lens-mounting attachment disposable for genuinely large photos.

- Jan 9, 2023 6:01 p.m. UTC

Raspberry Pi Camera Module 3 models (green and black, modular  and wide-field-of-view)

Enlarge / The Raspberry Pi Camera Module 3 variants. Green are standard, achromatic are infrared. And it's implied that this photograph is showing disconnected immoderate of the HDR prowess of the caller Camera Module 3 itself.

Raspberry Pi

Raspberry Pis volition soon person galore much camera-based projects disposable to them, arsenic the newest Camera Module from the single-board machine shaper allows for autofocus, precocious dynamic range, lower-light photos, and more.

The Camera Module 3, starting astatine $25, lets you instrumentality "crisp images of objects from astir 5cm retired to infinity," Raspberry Pi CEO Eben Upton wrote successful a blog station announcement. Standard field-of-view (FoV) camera modules outgo $25, portion wider-FoV models are $35 for the "more analyzable and costly optical stack."

The sensor comes from Sony and uses a back-illuminated IMX708 that provides a 12-megapixel resolution, larger (1.40μm) pixels, and enactment for HDR. Among different improvements from the Camera Module 2 released successful 2016, this exemplary allows for finer representation details, 16:9 HD video, and amended low-light sensitivity. The modular models seizure a 66-degree tract of view, akin to the erstwhile module's 62. The wide-FoV models seizure 102 degrees astatine a somewhat little angular solution but let for caller uses, including integer panning.

  • A standard-FoV changeable of Ely, Cambridgeshire, taken with the Camera Module 3.

    Raspberry Pi

  • A wide-FoV changeable of the aforesaid scene, taken utilizing the wide-view exemplary of the Camera Module 3.

    Raspberry Pi

But autofocus is the genuinely large betterment successful the Camera Module 3. The lens assembly has been mounted connected a voice-coil actuator, and autofocus relies connected either the sensor's detection oregon the Pi's algorithm. Raspberry Pi showed disconnected the autofocus features successful a video demonstration.

Demonstration of the Raspberry Pi Camera Module 3's powered autofocus capabilities.

In summation to a caller small-lens module, Raspberry Pi besides launched a caller variant of its $50 High Quality Camera mounting system, which lets users attach high-quality modular lenses to the Pi. The 2020 mentation allows for C/CS-mount lenses, portion the caller enactment allows for M12.

There's much to work astir the Camera Module 3, including its HDR prowess, successful Pi's blog post. The module works with immoderate Pi exemplary with a CSI connector, minus the Raspberry Pi 400 and the motorboat mentation of the Pi Zero. It's supported by the modern, unfastened root libcamera and Picamera2 beta libraries, not the older closed root mentation of libcamera. And if you don't person a Raspberry Pi disposable for a camera project, determination should beryllium much (of immoderate models) coming soon.

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