Sony SLT-A57K Instruction Manual - Page 83

Specifications, Camera

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Specifications Camera [System] Camera Type Lens Interchangeable Lens Digital Camera A-mount lens [Image sensor] Image format 23.5 mm×15.6 mm (APS-C format) CMOS image sensor Total pixel number of image sensor Approx. 16 700 000 pixels Effective pixel number of camera Approx. 16 100 000 pixels [SteadyShot] For still images For movies System: Image sensor-shift mechanism Effect: Approx. 2.5 EV to 4.5 EV in shutter speed (depending on shooting conditions and the attached lens) System: Electronic [Anti-Dust] System Charge protection coating on Low-Pass Filter and image sensor-shift mechanism [Auto focus system] System Sensitivity Range AF illuminator TTL phase-detection system, 15 points (3 points cross type) -1 EV to 18 EV (at ISO 100 equivalent) Approx. 1 m to 5 m (3.3 feet to 16.4 feet) [Electronic viewfinder] Type Screen size Total number of dots Effective number of dots Electronic viewfinder (color) 1.2 cm (0.46 type) 1 440 000 dots equivalent When [Viewfinder Magnifi.] is set to [Maximum]: 1 440 000 dots equivalent When [Viewfinder Magnifi.] is set to [Standard]: 1 253 280 dots equivalent 83 Others

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Others
Specifications
[System]
Camera Type
Interchangeable Lens Digital Camera
Lens
A-mount lens
[Image sensor]
Image format
23.5 mm×15.6 mm (APS-C format) CMOS image
sensor
Total pixel number of image sensor
Approx. 16 700 000 pixels
Effective pixel number of camera
Approx. 16 100 000 pixels
[SteadyShot]
For still images
System: Image sensor-shift mechanism
Effect: Approx. 2.5 EV to 4.5 EV in shutter speed
(depending on shooting conditions and the attached
lens)
For movies
System: Electronic
[Anti-Dust]
System
Charge protection coating on Low-Pass Filter and
image sensor-shift mechanism
[Auto focus system]
System
TTL phase-detection system, 15 points (3 points cross
type)
Sensitivity Range
–1 EV to 18 EV (at ISO 100 equivalent)
AF illuminator
Approx. 1 m to 5 m (3.3 feet to 16.4 feet)
[Electronic viewfinder]
Type
Electronic viewfinder (color)
Screen size
1.2 cm (0.46 type)
Total number of dots
1 440 000 dots equivalent
Effective number of dots
When [Viewfinder Magnifi.] is set to [Maximum]:
1 440 000 dots equivalent
When [Viewfinder Magnifi.] is set to [Standard]:
1 253 280 dots equivalent
Camera