The new 24.3MP SLT-A77
Translucent Mirror Technology Up to 12 Frames Per Second Quick AF Full HD Recording Choose your SLT camera
Revolutionary technology from Sony

Capture all your memories with Translucent Mirror Technology by Sony. This revolutionary technology comes standard in all of Sony’s a (pronounced alpha) SLT (Single-Lens Translucent) cameras, including the SLT-A77 and SLT-A35. Delivering professional performance with fast and accurate phase-detection AF (Auto-Focus), get in on all the action whether you’re shooting still photos or Full HD movies, and enjoy live image view via the bright, clear Tru-Finder™ or LCD screen.

See how Translucent Mirror Technology works

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1. Translucent Mirror
A translucent mirror stays in a fixed position when shooting, eliminating blackout time that occurs between shots in regular DSLR cameras. Exclusive to Sony’s a SLT cameras, this innovative technology enables ultra-fast continuous shooting at up to 12fps in Continuous Advance Priority AE mode.
2. AF Sensor
Light is directed to both the image sensor and the Phase Detection AF sensor simultaneously. This enables the camera to continually and accurately shoot and focus fast, with an uninterrupted live view for both photo and movie shooting.
3. Image Sensor
A large, high-resolution Exmor™ APS HD CMOS sensor up to 16.2 megapixels is available in Sony’s range of a SLT cameras. With an advanced, low-noise design, you’ll enjoy superior image quality on all your still photos and Full HD movies.
4. Tru-Finder™
The bright and high-contrast Tru-Finder boasts 100% frame coverage and an exceptionally wide viewing angle. It also offers a choice of information displays, and lets you preview your chosen camera settings before you take a photo.
Benefit from an innovative technology

Translucent Mirror Technology is a revolutionary Sony technology that delivers significant improvements over performance and functionality. You’ll enjoy faster shooting overall, with improved response and greater creative control across various shooting situations.

High-Speed Shooting with Quick AF
A burst mode of up to 12 fps* enables photographers who enjoy sports and action photography the ability to capture 12 perfectly focused still photos in one second.

Learn about High-Speed Shooting
Up to 12 fps
HD Movie with Continuous AF
Record HD videos with ease using Full-Time Continuous AF, which keeps all moving subjects in crisp focus without ever getting blurry.

Learn about Quick AF Full HD Recording
Smaller and Lighter
Enjoy a reduction of size and weight on Sony’s a SLT cameras, made possible by the Translucent mirror that stays in place with every shot.
Quick AF Live View
With no blackout time in Sony’s a SLT cameras, you can quickly prepare for your next shot and frame photos using the LCD screen or the bright Tru-Finder.
* Up to 12 fps for the SLT-A77. Up to 10 fps for the SLT-A55. Up to 7 fps for the SLT-A35.

Shoot crisp, high-speed sequences at up to 12 fps*

Made possible by Translucent Mirror Technology, enjoy sports and action photography even more with Continuous Advance Priority AE mode. This innovative function allows you to shoot high-speed sequences at up to 12 fps*, with a high-speed continuous AF that keeps your subject in precise focus in every frame.

* Up to 12 fps for the SLT-A77. Up to 10 fps for the SLT-A55. Up to 7 fps for the SLT-A35.
It’s easy to capture fleeting moments

Incredibly fast shooting speeds of up to 12fps are achieved with a continuous AF that keeps your subjects constantly in focus. A feature that used to be possible only in expensive, professional DSLR cameras, Sony’s Translucent Mirror Technology now enables this feature on its range of a SLT Interchangeable Lens Cameras. Easily and conveniently capture sports action and passing moments and expressions you never could before, while maintaining perfect focus.

12fps
See how Translucent Mirror Technology captures the action

In regular DSLR cameras, the mirror flips upward and downward for image capture, causing blackout time with every shot you take. The Translucent mirror in Sony’s a SLT cameras however, stays in place, and allows light to reach both the image sensor and phase-detection AF sensor simultaneously, without the need for the mirror to flip back into position before the next shot.

As a result, Translucent Mirror Technology in all a SLT cameras delivers ultra-fast response, and allows you to enjoy full-time, high-speed AF detection, while moving subjects are always kept in focus.


With Translucent Mirror Technology


With regular DSLR Technology

 
Record with ease using Full-time Continuous AF

When shooting Full HD movies with Translucent Mirror Technology, you can be sure to enjoy the same speed and precision as on photo stills taken with Sony's range of a SLT cameras. In Continuous Advance Priority AE mode, this innovative function allows you to film moving subjects with ease, with continuous AF that keeps your subject in precise focus in every frame.

Make movies that are always in focus

With Phase-Detection AF in a SLT cameras

With Sony’s Translucent Mirror Technology, moviemakers’ persistent concern about maintaining consistent, accurate focus on moving objects is no longer a worry. Advanced performance in a SLT Interchangeable Lens Cameras enables high-speed TTL phase-detection AF at all times, allowing you to conveniently create professional-looking movies. This means that even as moving subjects get closer, its speed, precision, and continuous AF will enable your movies to stay sharp and with flawless focus.

With Contrast-Detection AF in regular DSLR cameras

While shooting movies, you can easily lock your exposure with the AEL button, and even apply exposure compensation to your Full HD video. Aperture and ISO control are automatic, but you can get more creative control by setting the AF area to Local, which enables you to switch to various focus points on the scene.

Shoot movies with beautiful background defocusing

Be it photo stills or movies, all priceless moments can be preserved with Sony’s innovative Translucent Mirror Technology. With Exmor APS HD CMOS sensors used in Sony’s range of a SLT cameras, its high sensitivity enables you to easily capture high-quality images even in low light situations.

A large surface area also creates beautiful background defocusing effects that regular DSLRs or camcorders cannot achieve. Infuse your movies with authentic cinematic depth and drama through sharp, focused foregrounds and naturally blurred backgrounds that will truly captivate your audience.

Awards
Translucent Mirror Technology won the prestigious TIPA award. See all awards
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