Wide-angle Digital Camera Purchase and Misunderstanding

Wide-angle digital camera refers to the camera product which lens covers a focal length of 28mm wide-angle.

When purchase a wide-angle digital camera in addition to attention to the camera's overall performance, we also need to focus on the performance of inspection of its lens. Lens distortion is the first factor need us to considered. Generally speaking, wide-angle shooting more prone to distortion, photos taken by different cameras have different degrees of deformation, in general, the more slight distortion the better.

Secondly, we also pay attention to the screen resolution, due to cost constraints, the quality of digital camera's lens often can not be compared with professional SLR lenses, especially the photo-resolution of the edge of may be a significant decrease, but good wide-angle digital camera able control this excellent relatively, the picture looks more sharp.

Then is the ability of anti-glare, due to the large visual angle under 28mm wide-angle, the situation of acklighting or side is vulnerable, if the ability of anti-glare of the camera lens is poor, the ugly spot
will appeared on the photo, there may even be blunt optical phenomena. Of course, purple fringe, dispersion, etc. are also the focus of our study objects.

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