1. SLR: Single Lens Reflex- A camera that utilizes a prism and mirror system to project the image seen by the lens onto a focusing screen located below the prism housing. The image the user sees I the viewfinder is identical to the image being recorded. The advantage of SLRs is that you get to view the exact scene the camera will be recording. 2. TLR : Twin-Lens-Reflex - It is a medium-sized film camera that shoots using two lenses with a twin-lens reflex camera. One lens focusses and the other a ray directly to the film. The mirrors are fixed, simple and sturdy, and the focus plate is relatively large, making it easy to focus. The image in the viewfinder is reversed to the left and right, and composition adjustment is difficul t 3. Lens : the optical device which collects and focuses light to record an image on film 4. Shutter : A mechanism in the camera that controls the duration of light transmitted to the film or sensor. Leaf-shutter lenses, which in...
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