Canon Thursday announced EOS Rebel SL1, the world's smallest and lightest DSLR camera. The Canon EOS Rebel SL1 features an 18.0-megapixel CMOS (APS-C) sensor and DIGIC 5 Image Processor in a body that measures 4.6" (w) x 3.57" (h) x 2.74" (d) and weighs only 407 grams.