Wednesday, October 23, 2013

The Canon 70D Test bench - PLUG VOUS.com

Three long years passed before Canon comes to replace the 60D, its entry-level housing expert. But the Canon 70D is there a clear trend in all respects

Canon has re Nikon D7100 with its model, which was to rival the older 60D. Among the advantages of the 70D, there is the touch and swivel screen, an ISO range extending from 100 to 25,600 ISO, higher than 7 frames per second burst mode, the integration of Wi-Fi connectivity and that 19-point cross-type.

Moreover, the most important improvement in the Canon 70D is undoubtedly the double pixel CMOS sensor (in English, Dual pixels AF System). This sensor, APS-C 20.2 megapixel, actually contains 40 million photodiodes, allowing a much more precise detection stage almost the entire surface of the sensor.


Specifications

  • DIGIC 5 +
  • CMOS APS-C 20.2 megapixel
  • AF system with 19 cross-type AF points
  • 1 Video 080p @ 30fps and 720p at 60 FPS
  • Burst Mode 7 IPS
  • ISO range 100-12 800 (25,600 in extended mode)
  • Mode Wi-Fi multiple configurations
  • stereo microphone jack (3.5 mm)
  • socket for remote release
  • Mini HDMI output
  • Mini USB Port

double pixel sensor

development phase detection is generally more efficient than the development contrast detection. However, before the advent of dual-pixel, only a few photodiodes were allocated to the development of a separate sensor in the viewfinder of an SLR.

sensor therefore could not operate in AF mode when the mirror was noted – for example, by using the Live View mode to take a picture or shoot using the screen. It was so laborious, if not impossible for a camera to focus on video, mostly.

Now, the autofocus becomes more fluid, accurate and fast. The system detects both details vertically and horizontally.

Twin entirely objective type STM (Step Motor), and it was right to focus surprisingly quiet.

case and screen

The housing is made of an alloy of polycarbonate and glass fiber, making it lighter. It also offers protection against the elements, but it is however not a real tropicalization as found on professional cameras like the 5D Mark III.

70dmodeaf 70dboutonsaf

On top of the box, there is also a new button that allows you to choose the type of autofocus:

  • manual selection of a point
  • Manual selection of AF areas
  • Automatic selection of the 19 AF points

The housing also has a silencer for the trigger mode, reducing noise by about 30%. This is less than what is offered the high end 5D Mark III model, but still useful for the camera in a church, at a wedding, or any other quiet place.

screen, meanwhile, is touch and can rotate all angles, making it easier shots above the head or below on or in a normally impossible to angle. Combined with the improved focus in Live View Point, we can take pictures or shoot at arms length and get sharp pictures.

70dpivotant 70ddos

screen measures 3 inches (7.62 cm) diagonally and displays 921,000 pixels. He falls in touch mode when one passes in viewing mode, the menus or you press the “Q” button is traversed, which prevents the user activates a function or change a parameter by mistake.

Features Wi-Fi

Unlike most Nikon cameras of the same range, Canon has decided to integrate Wi-Fi in many of his cases. The 70D is no exception and allows the transfer of pictures or videos between cameras, with a mobile device, computer, or simply to display images on a compatible device with DLNA.

Moreover, the connection with a mobile device is very useful because it allows not only to view the images on the camera and transfer, but also to use the mobile device as a screen and remote distance.

70dcontroles

According to the mode in which the device is configured, you can control the speed, aperture, ISO value and exposure compensation.

Pros

new system development is incredibly fast and quiet. The photos are crisp and clear, even when using a lens that is not equipped with the Step Motor system. I also did the test with a Sigma 16-50 mm ƒ2.8.

You can view a photo album taken during the second edition of the Podcast All-Stars, which took place on October 12.

The viewfinder is equipped with a transparent layer and a level where a grid can be displayed two very useful items to have a right or simply follow the rule of thirds well horizon. The viewfinder also covers 98% of the field of vision, against 96% for the 60D. A significant improvement.

video mode is now more accessible, thanks to a dedicated switch back of the case, the same place where the Live View button was on the 60D.

Wi-Fi mode is one of the most friendly I’ve tested to date on a camera. The touch screen also made the experience much more enjoyable, because you can directly type the desired key.

ISO range goes from 100 to 12 800 on the 60D to the 70D 100-25 600. There was also a decrease in the apparent noise in 1600 and ISO 3200, which is a good thing, because the noise was rather ubiquitous as soon as we reached 1600 ISO on the 60D.

Finally, there is a lock button on the mode dial (like the 60D), and a new lever to the rear wheel, to avoid changing the mode or some settings inadvertently.

Cons

case is not entirely splatter and not magnesium alloy cases and experts.

not found making for headphones, as the 5D Mark III, which will disappoint many videographers, amateurs and professionals.

mode Wi-Fi could be a little more intuitive. Unable to use all types of configuration without going through the manual.

all, regarding the negative points, since Canon has really set all the little irritants on the 60D to 70D to make an example to follow in terms of ergonomics and functionality.

Verdict

Finally, a device to recommend without hesitation to anyone who wants to get a good camera, versatile and very powerful. The casing alone retails around $ 1,300 or $ 1,650 with 18-135mm lens ƒ3 0.5 to 5, 6 IS STM.

Design: 4.5 Features
:
5 Performance: 5
Range: 4.5

Final note: 4.5

Finally, below you will find pictures taken with the Canon 70D, including this series of images taken at ISO values ??from 800 to 12,800.

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