Sony SLT ALPHA A77
| Brand | Sony 2011 |
| Model | SLTA77V |
| Released Year | 2011 |
| Type | DSLR Cameras |
| Color | Black |
| Compatible Mountings | Sony/Minolta Alpha DT, Sony/Minolta Alpha |
| Autofocus | Yes |
| Photo Sensor Resolution | 24.3 MP |
| Video Resolution | FHD 1080p |
| Optical Zoom | 3.1 x |
| File Format | JPEG |
| Status | Discontinued |
Overview
The Sony SLT Alpha A77 is a digital single-lens translucent (DSLT) camera released in 2011. It utilizes a 24.3-megapixel APS-C CMOS sensor coupled with Sony's proprietary Translucent Mirror Technology, enabling high-speed autofocus and continuous shooting without viewfinder blackout. The camera features a hybrid autofocus system with 19-point phase-detection and 11-point contrast detection, providing fast and accurate focusing performance. It supports shooting at up to 12 frames per second, thanks to its translucent mirror that allows for light to be simultaneously directed to the sensor and autofocus module. The body includes an electronic viewfinder with 2.36 million dots resolution for clear image preview. Video recording capabilities include Full HD 1080p at 60i/24p, making it versatile for both photography and videography. The SLT A77 supports Sony A-mount lenses and offers compatibility with a range of accessories and external flashes.
Specifications
| Age Range Description | Adult |
| Built-In Media | Tripod, Battery, Remote, HDMI Cable, Instruction Manual |
| Are Batteries Included | Yes |
| Remote Included | No |
| Global Trade Identification Number | 04905524857863 |
| UPC | 027242833067 |
| Item Height | 4.09 inches |
| Manufacturer | Sony |
| Metering Methods | Multi, Center-weighted, Spot |
| Exposure Control | Manual |
| White Balance Settings | Auto, Flash torch |
| Self Timer | 10 seconds |
| Crop Mode | 16:9 |
| Screen Size | 3 Inches |
| Display Type | LCD |
| Dots Per Screen | 837273 |
| Display Fixture Type |
|
| Display Resolution Maximum | 921,000 |
| Has Color Screen | Yes |
| Flash Memory Type | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
| Memory Storage Capacity | 1 GB |
| Flash Memory Bus Interface Type | UHS-I |
| Flash Memory Supported Size Maximum | 64 GB |
| Compatible Mountings | Sony/Minolta Alpha DT, Sony/Minolta Alpha |
| Sensor Type | CMOS |
| Image stabilization | Sensor-shift |
| Maximum Aperture | 3.5 Millimeters |
| Expanded ISO Minimum | 100 |
| Photo Sensor Resolution | 24.3 MP |
| Photo Sensor Size | APS-C |
| Maximum Shutter Speed | 1/8000 seconds |
| Minimum Shutter Speed | 30 seconds |
| Form Factor | Mid-size SLR |
| Special Feature | Live View |
| Color | Black |
| Item Weight |
|
| Video Resolution | FHD 1080p |
| Viewfinder | Electronic |
| Flash Modes | [INF] Inferred: Live View Flash, Red Eye Reduction, Fill Flash |
| Camera Flash | Built-In |
| Skill Level | Amateur, Professional |
| Specific Uses For Product | Photography, Videography |
| Compatible Devices | Sony/Minolta Alpha, Sony/Minolta Alpha DT |
| Continuous Shooting | 12 |
| Viewfinder Magnification | 1.1x |
| Flash Sync Speed | 1/250_sec |
| Video Capture Format | mpeg-4;avchd |
| Expanded ISO Maximum | 16000 |
| Battery Weight | 50 Grams |
| Delay between shots | 0.08 seconds |
| Audio Output Type | internal |
| Battery Cell Type | Lithium Ion |
| Battery Average Life | 470 Photos |
| Aspect Ratio | 16:9 |
| File Format | JPEG |
| Effective Still Resolution | 24.3 MP |
| JPEG Quality Level | Fine |
| Supported Image Format | AVCHD |
| Maximum Image Size | 24.3 MP |
| Total Still Resolution | 24.3 MP |
| Maximum Focal Length | 75 Millimeters |
| Optical Zoom | 3.1 x |
| Lens Type | zoom |
| Zoom | Optical |
| Camera Lens | A zoom lens compatible with Sony/Minolta Alpha and Sony/Minolta Alpha DT mountings |
| Minimum Focal Length | 24 Millimeters |
| Focal Length Description | 24-75 millimeters |
| Lens Construction | 13 |
| Connectivity Technology | USB, HDMI |
| Wireless Technology | EyeFi |
| Video Output | AVCHD |
| Total USB 2.0 Ports | 1 |
| Total USB Ports | 1 |
| Total Video Out Ports | 1 |
| Shooting Modes | High dynamic rang, Scene, Automatic |
| Digital-Still | Yes |
| Movie Mode | Yes |
| Image Capture Type | Stills & Video |
| Night vision | No |
| Auto Focus Technology | Phase Detection, Selective single-point, Face Detection, Multi-area, Single, Continuous, Live View |
| Focus Features | TTL 19-point Phase Detection |
| Autofocus Points | 19 |
| Focus Type | Automatic with Manual |
| Focus Mode |
|
| Autofocus | Yes |
Images
FAQ
What type of sensor does the Sony SLT Alpha A77 use?
The Sony SLT Alpha A77 uses a 24.3-megapixel APS-C CMOS sensor.
What is Translucent Mirror Technology in the SLT A77?
Translucent Mirror Technology allows part of the light to pass directly to the sensor while reflecting some light to the autofocus sensor, enabling fast autofocus and continuous shooting without blackout.
Is the SLT Alpha A77 compatible with Sony A-mount lenses?
Yes, the SLT Alpha A77 supports Sony A-mount lenses.
What autofocus system does the SLT Alpha A77 feature?
It features a hybrid autofocus system with 19-point phase-detection and 11-point contrast detection autofocus points.
Does the SLT Alpha A77 support video recording?
Yes, the camera supports Full HD 1080p video recording at 60i and 24p.
What is the maximum burst shooting speed of the SLT Alpha A77?
The camera can shoot continuously at up to 12 frames per second.
Is the Sony SLT Alpha A77 still in production?
No, the Sony SLT Alpha A77 has been discontinued.
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