Sony A57 image

Sony A57

Quick information
Brand Sony 2011
Model 0012211
Released Year 2011
Type Digital Cameras
Series Alpha
Color Black
Optical Zoom 3x
Status Discontinued
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Overview

The Sony Alpha A57 is a mid-range digital SLR camera released in 2011 featuring a 16.1-megapixel APS-C sized CMOS sensor which captures high resolution images with excellent detail and good low-light performance.

It employs Sony's proprietary Translucent Mirror Technology enabling extremely fast phase-detection autofocus with continuous focusing during video recording.

The camera supports 1080p Full HD video recording at multiple frame rates, providing flexibility for cinematic and casual shooters alike.

A built-in 15-point phase-detection autofocus system ensures accurate subject tracking and sharp photos, ideal for both stills and movies.

The electronic viewfinder offers a high refresh rate, giving a clear and lag-free preview that mimics an optical viewfinder experience.

It includes various connectivity options such as HDMI output for easy playback on compatible devices and USB support for data transfer and charging.

Specifications

Digital Zoom 2x
Color Black
MPN 0012211
Battery Type Lithium-Ion
Series Sony Alpha
Type Digital SLR
Maximum Resolution 16.1 MP
Model Sony A57
Connectivity USB 2.0, HDMI output
Optical Zoom 3x
Features Interchangeable Lenses, Face Detection, Image Stabilization
Item Weight 3.2 Lb
Sensor Type 16.1 MP APS-C CMOS
Lens Mount Sony A-mount
Image Processor BIONZ
Autofocus Points 15-point phase-detection
Continuous Shooting Speed Up to 12 fps
Viewfinder Electronic Viewfinder (EVF)
LCD Screen 3.0 inch fixed LCD, 921,600 dots
Video Recording Full HD 1080p at 60i/24p/60p
ISO Sensitivity ISO 100–16000
Image Stabilization In-body SteadyShot INSIDE
Storage Media Memory Stick PRO Duo, SD/SDHC/SDXC
Battery NP-FW50 Lithium-ion rechargeable
Dimensions 129.0 x 96.4 x 78.8 mm
Weight Approx. 552 grams (with battery and memory card)

Key Advantages

The translucent mirror design allows for fast continuous autofocus without sacrificing image quality.

High resolution 16.1MP sensor provides excellent image sharpness and color accuracy.

Full HD video recording with versatile frame rates enhances multimedia capabilities.

Electronic viewfinder delivers a bright and clear image preview with minimal lag.

Ergonomic body design offers comfortable handling and intuitive controls.

In-camera image stabilization helps reduce blur from minor hand movements.

Limitations

The translucent mirror reduces the amount of light reaching the sensor causing slight compromise in low-light sensitivity compared to traditional DSLRs.

Continuous shooting speed is somewhat limited relative to professional-grade cameras.

Battery life is average and may require spares for extensive shooting sessions.

No built-in Wi-Fi or GPS connectivity limits direct image sharing and geotagging.

The fixed LCD screen lacks touch functionality and does not fully articulate.

Limited lens compatibility compared to higher-end Alpha models.

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