Sony Alpha 7s - Camera Specifications; System and Image Sensor Details; Exposure Control and ISO Sensitivity

Others
GB
89
Specifications
Camera
[System]
Camera Type: Interchangeable Lens
Digital Camera
Lens: Sony E-mount lens
[Image sensor]
Image format:
35 mm full size (35.6 mm ×
23.8 mm), CMOS image sensor
Total pixel number of camera:
Approx. 12 430 000 pixels
Effective pixel number of camera:
Approx. 12 200 000 pixels
[Anti-Dust]
System: Charge protection coating on
image sensor and image sensor
shift mechanism
[Auto focus system]
System:
Contrast detection system,
25 points
Sensitivity Range: –4 EV to +20 EV
(at ISO 100 equivalent with F2.0
lens)
AF illuminator: Approx. 0.3 m to 3 m
(0.99 ft. to 9.8 ft.) (When using an
FE 28-70 mm F3.5-5.6 OSS)
[Electronic viewfinder]
Type: Electronic viewfinder
Total number of dots: 2 359 296 dots
Frame coverage: 100%
Magnification: 0.71 × with 50 mm
lens at infinity, –1 m
–1
Eye Point: Approximately 27 mm
from the eyepiece, 22 mm from
the eyepiece frame at –1 m
–1
(CIPA standard compliant)
Diopter Adjustment: –4.0 m
–1
to
+3.0 m
–1
[LCD monitor]
LCD panel: 7.5 cm (3.0 type) TFT
drive
Total number of dots: 921 600 dots
[Exposure control]
Metering method: 1 200-zone
evaluative metering
Metering Range: –3 EV to +20 EV
(at ISO 100 equivalent with F2.0
lens)
ISO sensitivity (Recommended
exposure index):
Still images: ISO 100 to 409 600
(Extended ISO 50), [ISO AUTO]
(ISO 100 to 12 800)
Movies: ISO 200 to 409 600
equivalent, [ISO AUTO]
(ISO 200 to 25 600 equivalent)
Exposure compensation: ±5.0 EV
(switchable between 1/3 EV and
1/2 EV steps)
When using exposure
compensation dial: ±3.0 EV
(1/3 EV step)