The Sony α7 III (model ILCE-7M3) is a

full-frame mirrorless interchangeable-lens camera A mirrorless camera is a photo camera featuring a single, removable lens and a digital display. The camera does not have a reflex mirror or optical viewfinder like a digital single-lens reflex (DSLR) camera, but may have an electronic v ...

manufactured by

Sony , commonly stylized as SONY, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan. As a major technology company, it operates as one of the world's largest manufacturers of consumer and professional ...

. It was announced on 26 February 2018 as the successor to the

Sony α7 II The Sony α7 II (model ILCE-7M2) is a full-frame mirrorless interchangeable-lens camera announced by Sony on 20 November 2014. Model differences See also *List of Sony E-mount cameras *List of Sony E-mount lenses *Sony α6500 * Sony α7 III ...

and available April 10, 2018. Described by Sony as "the basic model," the camera shares many features with the high-end

Sony α7R III The Sony α7R III (model ILCE-7RM3) is a full-frame mirrorless interchangeable-lens camera manufactured by Sony. It was announced on 25 October 2017 as the successor to the Sony α7R II launched two years prior. The camera shares many features wit ...

and α9 models. It was succeeded by the

Sony α7 IV The Sony α7 IV (model ILCE-7M4) is a full-frame mirrorless interchangeable-lens camera manufactured by Sony. It was announced on 21 October 2021 as the successor to the Sony α7 III. Featuring a new 34.1MP (approx. total). Back-illuminated sens ...

, announced on October 21, 2021.

Features

The camera features several advancements over the previous model, the α7 II, incorporating some features from the higher-end α7R III and α9. * 24 MP full-frame BSI

CMOS Complementary metal–oxide–semiconductor (CMOS, pronounced "sea-moss", ) is a type of metal–oxide–semiconductor field-effect transistor (MOSFET) fabrication process that uses complementary and symmetrical pairs of p-type and n-type MOSFE ...

sensor * 693 Phase Detection AF Points with 93% coverage, inherited from α9 and 425 contrast AF points * Continuous eye

autofocus An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus on an automatically or manually selected point or area. An electronic rangefinder has a display instead of the motor; the adjustment of the optical system ...

mode called Eye AF with High Tracking ability * 5-axis optical in-body image stabilization with a 5.0 step shutter speed advantage * 10 fps continuous shooting (mechanical or silent) * Multiple 4K (3840x2160) video modes: 4K/24p oversampled from 6K sensor output, or 4K/30p oversampled from 5K cropped portion of sensor *15 stops of dynamic range * Full HD (1920x1080) video at 120 fps * Larger 'Z'-series (NP-FZ100) battery from α9 and α7R III that is rated at 710 shots ( CIPA measurement) - offering the world's longest battery life of any mirrorless camera *Upgraded operability and functionality including addition of joystick for adjusting focus points, Dual SD Card Slots, SuperSpeed USB (USB 3.1 Gen 1)

USB Type-C USB-C (properly known as USB Type-C) is a 24-pin USB connector system with a rotationally symmetrical connector. The designation C refers only to the connector's physical configuration or form factor and should not be confused with the conne ...

Terminal *ISO range from 100 to 51,200 (expandable to 204,800) *Weather sealed, magnesium alloy body *No built-in flash. *2.36 million dot OLED viewfinder with 0.78x magnification *Supports 4 different video file formats (XAVC S 4K, XAVC S HD, or AVCHD)

Improvements over the Sony α7 II

The Sony α7 III improved in a number of aspects compared to its predecessor, the α7 II, which was released four years earlier in November, 2014. * 4K video modes and 120fps full HD video instead of the A7 II's limited full HD (1920x1080) movie modes. * Continuous burst increased to 10fps instead of 5fps. * Maximum ISO sensitivity of 51,200 instead of 25,600. * Upgraded sensor with 693 Phase Detection auto-focus points vs. 117 contrast AF points. * Newer Z battery system (NP-FZ100) rated to 710 shots instead of 340. * Battery capacity 7.2V / 16.4Wh (2280mAh). * Dual SD card slots instead of a single card slot. * Bluetooth for increased phone communication options. * Introduction of a touch screen but lower resolution 922,000 dot display instead of 1.23 million. * Newer ergonomic layout similar to the earlier A9 and A7R III including the addition of a joystick. The camera's rounded feature set and launch price were highly praised. Reviewers noted it as a flexible and competitive tool for all types of photography.

Issues

Sony A7 III does not include vertical AA filter, only horizontal. Which is improve sharpness, but also creates visible amount of moire on clothes and hair.

References

External links

AlphaUniverse
α7 III Cameras introduced in 2018 Full-frame mirrorless interchangeable lens cameras {{camera-stub