| If your thinking about getting your hands on a Rebel T1i | | | | you'll quickly learn, that more megapixels usually means |
| Video Camera, you'll be in good company. It's a good | | | | spending more money on higher priced lenses. A high |
| camera, especially for shooting video, but you it's not | | | | resolution, DSLR equals a higher resolution resolving |
| without a few caveats. Let's have a look at a few | | | | lens, which means spending extra bucks. |
| pros and cons shall we. | | | | Strangely enough, the lens that's usually supplied (EF-S |
| Unfortunately for an overwhelmed camera purchaser, | | | | 18-55mm f/3.5-5.6 IS) by Canon with the T1i SLR, is not |
| that's far from the truth. There were better existing | | | | a model that is particularly adept at managing large |
| image sensors (Canon 40D) that could have been | | | | megapixel resolution cameras. In my judgment, a better |
| selected when designing the T1i. | | | | choice for the Rebel T1i would have been the albeit |
| I'm certain you've read in some of my other articles, | | | | more expensive 18-200mm Canon EF-S. |
| that cramming more megapixels doesn't guarantee | | | | Other important DSLR features, like diffraction, ISO, |
| good pictures. The image sensor needs to be | | | | and dynamic range can be affected by too much pixel |
| designed to cope with more megapixels. | | | | density. I don't know about you, but I'm convinced, that |
| The APS-C image sensor employed in the Rebel SLR | | | | getting 2.8 less megapixels from the Nikon D90 12.3MP |
| T1i, is a tiny bit smaller than the DX image sensor used | | | | for more money, may be better value for my bank |
| by the Nikon D90 12.3MP. Obviously there are different | | | | account. |
| approaches to get extra pixels into a smaller box. | | | | A reputable evaluate of sensors using RAW data, is |
| Using smaller pixels, and squishing them closer than | | | | provided by Dx O Mark. Dx O Mark testing is not yet |
| before. A more correct indicator of picture quality than | | | | available, but the Rebel SLR T1i uses the Canon 50D |
| mega-pixels, is pixel density. In this case, the D90 SLR | | | | SLR sensor. The testing has shown, that the D90 SLR |
| comes in with much better numbers (lower is better | | | | image sensor is superior to the EOS 50D sensor. |
| here) of 3.3 vs 4.5 for the T1i. | | | | There's significant thinking to believe that future Rebel |
| Having excessive pixels on a image sensor can cause | | | | T1i test results will be very similar to the Canon EOS |
| several issues. As you go on the hunt for extra lenses, | | | | 50D data. |