Canon PowerShot SX40 HS

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Announced a year after the debut of its predecessor SX30 IS, Canon SX40 SA at the same target group. With an impressive 35x optical zoom Canon SX40 is to help the owners to cover their bases, regardless of photographic opportunities that present themselves. When a homeowner in a variety of interchangeable lens of the camera bulky, expensive lenses have the same area for the creation, the Canon SX40, as a body - not in my pocket to use - is still relatively compact.

The objective of the Canon SX40 HS has been identified, is unchanged from the previous camera. 35mm equivalent focal length ranging from a generous 24 mm equivalent wide-angle to telephoto equivalent to 840 mm breathtaking. (The effective focal length of 4.3 to 150.5 mm.) Maximum aperture varies from f/2.7 at wide angle is af/5.8 telephoto, and design of the Canon Ultrasonic Motor (USM) drive, quick and relatively calm . Like its predecessor, maintains a zoom SX40 Framing Assist button, the user provides quick access to the focal length when they lose track of their subject and then zoom in again if you have centered the new framework.

As he took with a powerful lens, lens-based Canon optical image stabilization, the SX40 is expected to reduce the effects of camera shake the device. (When the focal lengths can blur, a problem to prove with the relatively short exposure times without stabilization.) Algorithms Image Stabilization Canon SX40 hours in the SA, which automatically analyzes shooting conditions revisited by a six types of scene selection as a macro Shake Reduction system and optimize accordingly. There are currently provided on exactly what specific changes are made to different types of scenes, and the degree of correction possible, but no improvement will be worth it with this much telephoto range.

The sharp eye will note that Canon has changed the name to the end of the SX40 as "IS" to "HS", and these points are the first and perhaps the most important change of the camera before. When the SX30 is a CCD image sensor is based, instead of the SX40 includes a CMOS image sensor. The number of pixels was also a bit ", from 14 megapixels to 12 megapixels, the SX30 is reduced in the new model. These changes should be accompanied by a transition to a new generation of image processor which improves power output noise, something mentioned in the new range ISO 100-3200 equivalent, where the SX30 has an equivalent range 80-1600.

And improved noise suppression performance of the new image processor DIGIC and 5 probably best performances in two other areas. White balance when shooting with the flash pop-ups to improve, thanks to a multi-stage, which, considering the SX40 you can not just take the white balance, flash, but also that of the ambient light in the scene. Burst speed is also called, has been significantly improved. Where are the SX30 has been limited to insignificant 1.3 frames per second at full resolution, or a modest 3.6 frames per second, when the resolution is deferred to the mode of two-megapixel camera low light. For the SX40 is the standard HS-speed continuous shooting at 2.4 frames per second and producing an alleged high-speed burst mode, HQ is able to shoot 10.3 frames per second for up to 8 full image resolution.

Another difference between the SX40 HS and its predecessor, is to recognize certain types of additional scenes in Smart Auto mode. Where are the SX30 could be one of 28 types of scenes shot on Smart Auto selects the Canon SX40 now has four modes, which are all based on the ability to understand the device to track the movement of non-human creatures.

Video capture has been revised. Where was the SX30 720p HD video (1280 x 720 pixels, 30 frames per second) is limited, the SH SX40 to capture video in Full HD (1920 x 1080 pixels, aka 1080p) resolution. The rate of absorption of this resolution is limited to 24 frames per second, however, while a lower resolution at 30 fps at the same speed that the camera captured earlier.

Otherwise, the Canon SX40 SA closely linked to its predecessor. Externally, the body is very similar indeed, with the main differences from the front, an overhaul of the doors stereo microphone on top of the goal and adding a new position switch mode. The LCD panel on the back of the camera has a size smaller than the average of 2.7 inches, and Canon has the lateral tilting / rotating the company name as "vari-angle".

Price for the Canon SX40 HS is set at about U.S. $ 430, unchanged from the previous camera. In the U.S. market, the availability for the end of September 2011 was set.

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