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A digital single-lens reflex camera (also called a digital SLR or DSLR) is a digital camera that combines the optics and the mechanisms of a single-lens reflex camera with a digital imaging sensor, as opposed to photographic film.
The New Sigma 35mm f/1.4 DG HSM Lens Inaugurates the Art Line. Read More. The 35mm f/1.4 DG HSM Art Lens for Nikon DSLR Cameras from Sigma is the first entry into Sigma's Art series of professional lenses, with an emphasis on artistic expression and the creative potential of the lens.