Sony α7S III
Sony α7S III
Overview
MakerSony
TypeFull Frame MILC
ReleasedOctober 23, 2020 (2020-10-23)
Intro priceMSRP: USD 3,495 (body) Street/Grey: USD 4,229 (2021)
Lens
Lens mountSony E-mount
LensInterchangeable lens
Sensor/medium
SensorFull Frame
Sensor typeExmor R CMOS Sensor
Sensor size35.6mm x 23.8mm Full Frame
Sensor makerSony
Maximum resolution12 megapixels
4240 × 2832
Film speedISO 80–102400, ISO 40-409600

Dual Gain Modes:

S-Log 2 / S-Log 3: Low Base ISO 640 / High Base ISO 12,800

HLG: Low Base ISO 100 / High Base ISO 2000

Cine 2: Low Base ISO 50 / High Base ISO 1000
Storage mediaDual Slot SD, SDHC, SDXC, CFexpress A
UHS-II, UHS-I, CFexpress
Flash
FlashExternal flash
Flash synchronization1/250 s
Compatible flashesShoe Mount flash
Shutter
ShutterElectronically-controlled, vertical-traverse, focal-plane type
Shutter speeds1/8000 to 30 seconds, bulb
Continuous shooting10 fps 12.2MP (photo) 60 fps 10.27MP 4.2k (video)
Viewfinder
ViewfinderEVF with eye sensor
Electronic viewfinder0.64" 9.4M dots (2048 x 1536 pixels) (QXGA) OLED Viewfinder
Viewfinder magnification1.09
Frame coverage100%
Image processing
Image processorBIONZ XR
General
Video recordingXAVC S, XAVC HS
4K up to 120 fps,
1080p up to 120 fps, Raw 4.2k 16bit
LCD screen3.0" 1.44M dots (800 x 600 pixels) (SVGA) touchscreen
variable-angle monitor
BatteryNP-FZ100 Li-ion
AV Port(s)HDMI A, ⌀3.5 mm audio jack
Data Port(s)USB-C 3.2, Wi-Fi, Bluetooth 5.0
Body featuresActive Mode optical image stabilization, Image Sensor-Shift mechanism with 5-axis compensation, Anti-Dust System
Dimensions128.9 mm × 96.9 mm × 80.9 mm (5.07 in × 3.81 in × 3.19 in)
Weight699 g (1.541 lb)
including battery and memory card
Made in Thailand

The Sony α7S III (model ILCE-7SM3) is a 12.2-megapixel full-frame mirrorless interchangeable-lens camera made by Sony.[1] It was publicly announced on July 28, 2020 online with a suggested retail price of US$3,495 (body only) at the time.[2] The α7S III is offered as a body only.

Features

  • New 12MP Exmor R BSI CMOS sensor
  • 9.44 million-dot viewfinder (2048 x 1536 pixels) (3.15MP) (QXGA)
  • Can record FHD@240fps, 4K@120fps 10bit 4:2:2 and 4K@120fps Raw over HDMI (up to 16-bit 4.2K (4264 x 2408) 60fps)
  • Dual Gain (ISO) modes for cleaner low-light recording
  • 5-axis in body image stabilization
  • LCD touchscreen (3 inch/7.5 cm) fully articulated
  • Multi Interface Shoe (alongside k3m xlr adapter and new microphones using direct digital signal)
  • 4th Revision body with improved cooling, weather sealing and better overall handling (one-layer disassembly for replacement of audio ports)
  • Dual function memory card slots, for both SDXC UHS-II & high speed CFexpress type A

Image features

The α7S III features a 35mm (35.6 x 23.8 mm) full-frame Exmor CMOS sensor capable of capturing approximately 12.2 effective megapixels.[3]

Autofocus and metering

The camera's 759-point autofocus sensor uses mainly phase-detection but also 425 points contrast-detection AF to capture and record alongside subject tracking with high accuracy[4]

ISO

For still images, the α7S III's ISO is 100–102400 with expansion down to ISO 50 and up to ISO 409600 equivalent. For movies, the α7S III's ISO is 100-102400 equivalent with expansion down to ISO 100 and up to ISO 409600 equivalent. For still images or movies on auto setting, the camera's ISO is 100–12800 with selectable lower and upper limits.[5] The cameras native ISO is 12800 for photos and non s-log video

Shutter

The α7S III's shutter speed range is 30 s to 1/8,000 s for still images. For bulb movies, the shutter speed range is 1/4 s (1/3 s step) to 1/8,000 s.[6]

The camera has an approximate maximum continuous shooting speed of 10.0 frames per second in Speedy Priority Continuous shooting drive and Continuous shooting drive mode.[7]

Ergonomics and functions

The α7S III has a TFT LCD screen with a size of 7.5 cm (3 inches) and resolution of 1,440,000 dots (800 x 600 pixels) (SVGA) with an adjustable tilt angle of 107 degrees up and 41 degrees down (approximate). The OLED electronic viewfinder has a resolution of 9,437,184 dots (2048 x 1536 pixels) (3.15MP) (QXGA) and a .90x magnification.[8]

The camera additionally has built-in Wi-Fi with NFC compatibility.[9]

Video

The camera can record 4K UHD (QFHD: 3840 x 2160) internally in full frame format at 120 FPS. The camera allows for movie image size to be set, as well as the frame rate per second, and compression method.[10] The camera can shoot in HLG and S-log internally.

Accessories

The α7S III camera body comes with the following:[11]

  • Battery Pack NP-FZ100 (rechargeable)
  • Battery Charger BC-QZ1

See also

References

  1. ↑ "Highly Anticipated Sony Alpha 7S III Combines Supreme Imaging Performance with Classic "S" Series Sensitivity". Press Centre - Sony. Sony Europe. Retrieved August 10, 2020.
  2. ↑ Universe, Alpha. "Sony Announces The New Ultra-sensitive α7S III!". Sony. Retrieved August 10, 2020.
  3. ↑ "Sony α7S III E-mount Camera with Full-Frame Sensor". Sony. Retrieved 10 August 2020.
  4. ↑ "Sony Alpha A7S II Specs". Sony. Retrieved 10 August 2020.
  5. ↑ "Sony Alpha A7S II Specs". Sony. Retrieved 10 August 2020.
  6. ↑ "Sony Alpha A7S II Specs". Sony. Retrieved 10 August 2020.
  7. ↑ "Sony Alpha A7S II Specs". Sony. Retrieved 10 August 2020.
  8. ↑ "Sony Alpha A7S II Specs". Sony. Retrieved 10 August 2020.
  9. ↑ "Sony Alpha A7S II Specs". Sony. Retrieved 10 August 2020.
  10. ↑ "Sony Alpha A7S II Specs". Sony. Retrieved 10 August 2020.
  11. ↑ "Sony Alpha A7S II Specs". Sony. Retrieved 10 August 2020.
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