Sony Alpha 77

Sony α77

SLT-A77V + SAL-1650
Overview
Type Digital single-lens translucent camera
Lens
Lens Interchangeable, Sony A-mount
Sensor/Medium
Sensor Exmor APS HD CMOS sensor (23.5 X 15.6mm)
Maximum resolution Approx. 24.3 megapixels
Storage Memory Stick PRO Duo/Pro-HG Duo/PRO-HG HX Duo media - SD, SDHC and SDXC memory card
Focusing
Focus modes Predictive control(AF-A, AF-C), Focus Lock, Eye-start AF, Manual-Focus
Focus areas Wide (auto, 19 points)/Zone/Spot/Local selectable
Exposure/Metering
Exposure modes Portrait, Landscape, Macro, Sports action, Sunset, Night portrait, Night View, Handheld Twilight, (A) Aperture Priority, (P) Program Mode, (S) Shutter Priority, (M) Manual mode
Exposure metering Advanced 1200-zone evaluative metering, Multi-segment, Center-weighted, Spot
Flash
Flash Built-in, Pop-up Auto,Auto, Fill-flash, Slow Sync., Rear Sync., Hi-speed sync., Red-eye reduction (on/off selectable for Autoflash and fill-flash mode), Wireless, Off, ADI flash / Pre-flash TTL / Manual flash
Flash bracketing 0.3/0.5/0.7/2.0/3.0EV steps, 3/5 frames(2.0/3.0EV: only 3 frames) selectable
Shutter
Shutter speed range 1/8000 to 30 seconds, bulb
Continuous shooting 24.3megapixel at 12fps
Viewfinder
Viewfinder TruFinder XGA OLED Electronic View Finder(2,359k dots)
Image Processing
Custom WB Auto,Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm White, Cool White, Day White, Daylight) , Flash, Setting the color temperature, Color Filter, Custom
General
Rear LCD monitor 3.0” TFT Xtra Fine LCD (921,600 pixels) w/TruBlack technology
Battery InfoLITHIUM NP-FM500H
Optional battery packs Sony SLT-A77 VG-C77AM Vertical battery grip
Weight

Approx. 1 lb 7 oz (653g) (excl battery, lens & media)

Approx. 1 lb 9.8 oz (732g) (w/battery & media)
Made in Thailand

Announced by Sony on August 24, 2011 the Sony α77 was the flagship for Sony's midrange Alpha SLT camera line.

The successor to the Sony A700, it is equipped with a 24.3 MP APS-C HD CMOS sensor and boasts a 12-fps burst-shooting mode.

The camera is fitted with Sony's patented “translucent mirror” technology.[1]

On 1 May 2014 its replacement, the α77 II (ILCA-77M2) was announced with availability in June.[2]

Model variants

Model variants of the α77 camera body:

Depending on country/market, the α77 camera is also available in different kits:

Lens mount

Sony Alpha SLT-A77 uses A-mount lens bayonet.

Features

Image features

Autofocus and metering

ISO

Shutter

Ergonomics and functions

Video

Firmware updates

On 5 February 2013, Sony released[6] a new firmware V1.07, with the following enhancement:

Performance

In the DxOMark Overall Sensor Score test, which is based on all characteristics of a camera sensor, the APS-C (23.5x15.6mm sensor size) Sony α77 scored 78 points, only one point less than the full-format (36x24mm sensor size) DSLRs Sony Alpha 900 and Canon EOS 5D Mark II.[7]

Reception

Overall the reception for the Sony SLT-A77 since its release has been mixed to positive.

Digital Photography Review awarded the Sony SLT-A77 an overall score of 81% and a silver award, praising its innovative and detailed EVF viewfinder and its fast 12fps shooting mode but criticizing its JPEG quality and noise level especially at high ISO.[8]

Photography Blog gave the Sony SLT-A77 a 5 out of 5 stars praising its innovative EVF display, the inclusion of full 1080p video, built-in GPS, 12fps burst mode, dual control dials, top-panel LCD, a 3-way rear screen and myriad of creative effects such as HDR, Dynamic Range Optimization, creative styles, picture effects and the innovative sweep panorama mode.[9]

Sony α77 II

The α77 II features a BIONZ X image processor similar to the Sony α7 series. It comes with Wi-Fi, NFC and also has 79 AF points with 15 crossing sensor, 12 fps burst speed up to 60 frames in full resolution, continuous AF video Full HD at 60p and 24p. One of the major features is the new sensor with less noise.[10] GPS has been removed, as has the LED AF illuminator—the pop-up flash is now used for focus assist.

References

Wikimedia Commons has media related to Sony SLT-A77.
back of the Alpha 77
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