What is Sony Cameras Alpha a7R II?
The Sony Alpha a7R II is a full-frame mirrorless camera that was released in August 2015. It has a 42.4 megapixel back-illuminated CMOS sensor, which allows for high-resolution images and excellent low-light performance. The camera also features 5-axis in-body image stabilization, which compensates for camera shake and allows for sharper images.
One of the standout features of the a7R II is its autofocus system, which has 399 phase-detection AF points and 25 contrast-detection AF points. This allows for fast and accurate autofocus, even in low-light situations. The camera also has a high-speed continuous shooting mode that can capture up to 5 frames per second.
In terms of video, the a7R II can shoot 4K video with full pixel readout and no pixel binning, which allows for high-quality video with excellent detail and minimal moiré. It also has S-Log2 and S-Log3 gamma settings for capturing a wide dynamic range, as well as built-in WiFi and NFC for easy sharing and remote control.
However, there have been some issues reported with the a7R II, such as slow write speeds to the memory card and a slow buffer when shooting continuous bursts of images. Some users have also reported issues with overheating when shooting video for extended periods of time.
Overall, the Sony Alpha a7R II is a powerful and versatile camera that offers excellent image quality and advanced features. While it may have some issues and limitations, it remains a popular choice among photographers and videographers.
Frequently Asked Questions about sony cameras alpha a7r ii
It was announced by Sony on 10 June 2015. At the time of its release, it had the largest backside illuminated CMOS sensor of any camera in the market, the previous largest being used in the Samsung NX1 released only months earlier. The camera was released 5 August 2015.
The Sony Alpha 7R II is Sony's flagship mirrorless interchangeable lens camera, featuring a 42.4MP image stabilized full-frame BSI CMOS sensor.
Image quality has also taken a sizeable step forwards in the Sony A7R II. In terms of resolution when shooting with a quality lens, its detail-gathering is simply spectacular. In fact, it comes surprisingly close to what medium-format cameras are capable of in a far, far more compact body.
Here's a 4-minute video that shows how the Sony a7R II is assembled, tested, and boxed up at the Sony Digital Imaging factory in Chunburi, Thailand.
The a7R II records 8-bit 4:2:0 4K (UHD) video at 24/25 fps internally to SD cards using Sony's XAVC S codec, which is available at bitrates of 50 Mbps or 100 Mbps. To record 4K video at 100 Mbps, a UHS-I U3-compatible card is required, so make sure you have a few handy.
Featuring a 61MP full-frame sensor, all-new AI-based autofocus system with advanced subject recognition, 8K video recording, and 8-stop image stabilization, the fifth-generation a7R is reliable and well-rounded for both photography and video applications.
$3,200
Current prices
While the Sony A7R II started at an MSRP of $3,200, the best price right now is $2,898. You can also save money by purchasing a used A7R II. Prices for a used A7R II start at $899.
R is Still for Resolution
It has a native ISO range of 100-32,000 - expandable to 102,400 - which is the highest resolution at low sensitivity in a Sony camera to date. Fifteen stops of dynamic range secure smooth tonal gradations in nearly any lighting environment.
The a7R II records 8-bit 4:2:0 4K (UHD) video at 24/25 fps internally to SD cards using Sony's XAVC S codec, which is available at bitrates of 50 Mbps or 100 Mbps. To record 4K video at 100 Mbps, a UHS-I U3-compatible card is required, so make sure you have a few handy.
Shooting Full Frame VS Super 35mm (APS-C Crop Mode)
The Sony A7rII now has the ability to shoot internal 4k video.
The “R” in this camera line stands for “resolution,” and the large sensor in the a7R IV took a lot of processing power. Unfortunately, processing power was one thing that the a7R IV did not have, and the AF on the camera lagged (pardon the pun) behind every other Sony camera.
While the Sony A7R II started at an MSRP of $3,200, the best price right now is $2,898. You can also save money by purchasing a used A7R II. Prices for a used A7R II start at $899.
Notes & Features: New 42.4-megapixel back-illuminated full-frame CMOS sensor, no OLPF, ISO expandable to 50-102400, 399-point on-sensor phase-detect Hybrid AF, 5-axis IBIS (4.5 stops correction) 4K internal movie recording, larger 0.78x EVF, reduced-vibration shutter, all-electronic shutter mode.
Even if the AI-powered autofocus is that good, the Sony a7R V is much too slow for proper action photography. Unfortunately, no other camera has this sophisticated AI AF system yet. If you're a landscape photographer, the resolution is great.
The a7R II records 8-bit 4:2:0 4K (UHD) video at 24/25 fps internally to SD cards using Sony's XAVC S codec, which is available at bitrates of 50 Mbps or 100 Mbps.
Shooting Full Frame VS Super 35mm (APS-C Crop Mode)
The Sony A7rII now has the ability to shoot internal 4k video.
