PPT-Interchangeable Lens Camera Basics

By Stacy whitaker Types of cameras Available in the Department of Media and Communication DSLR Cameras Digital Single Lens Reflex Cameras T5i T7i Nikon D3000 Mirrorless Interchangeable . Photographic Imaging. What DSLR stands for . DSLR stands for “Digital Single Lens Reflex”.. A DSLR is a digital camera that uses mirrors to direct light from the lens to the viewfinder, which is a hole on the back of the camera that you look through to see what you are taking a picture of.. Overview. The pinhole projection model. Qualitative properties. Perspective projection matrix. Cameras with lenses. Depth of focus. Field of view. Lens aberrations. Digital cameras. Sensors. Color. Artifacts. Real Camera. Home-made pinhole camera . http://www.debevec.org/Pinhole/. Slide by A. Efros. Shrinking the aperture. Why not make the aperture as small as possible?. Less light gets through. Diffraction effects…. “The important thing is not the camera but the eye. .”. –. Alfred Eisenstaedt. DSLR. – Digital Single . Lens Reflex . The . camera has a viewfinder that sees through the lens by way of a 45°-angled mirror that flips up when the shutter fires and allows the light to strike the image sensor (or film). . A Quick Overview throughout History. In its simplest form a camera as a device has three interacting systems. A viewing/Focusing system. A light control system. Image . Reciever. System. A simplistic pinhole camera has no viewing or focusing system while more complex camera systems allow for adjustment of focus and viewing of the frame.. Real-time. Rendering of Physically Based Optical Effects in Theory and Practice. Yoshiharu . Gotanda. tri-Ace,. Inc.. . Camera. A camera is made from a lot of components. This course deals with components that make visual differences. ISO. Generally defined, ISO is the camera's sensitivity to light.. . If . the camera has a low ISO, the camera will be less sensitive to the light coming in.. . If . the camera has a high ISO, it will be extremely sensitive to light. ISO settings are as follows: 100, 200, 400, 800, and 1600.. (Take notes on the . Underlined . material and labelled diagrams). TYPES OF CAMERAS. Point and Shoot. : inexpensive, simple to use, compact size, automatic settings. SLR / DSLR. . - (Digital) Single Lens Reflex. SD Cameras run on an SD card similar to what is inside a USB . flashdrive. . Each video clip is a file. These cameras are very durable but the quality suffers. - This is what we use in BRI. HD Cameras run on a . The camera. All cameras are basically the same. A box with a piece of “film” in one end. A hole in the other end. The hole is there so that light can enter the box, strike the light-sensitive surface of the film and make a picture. Xenics HeadquartersAmbachtenlaan 44 BE-3001 Leuven BelgiumT 32 16 38 99 00 salesxenicscomArray specificationsXeva-17-320Array TypeInGaAsStandard 09 to 17 mOptional 04 to 17 m PixelsPixel PitchArray C 1. Types of Cameras. Still Cameras. Fixed Lens Cameras. Lens is not interchangeable (removable). Variable zoom, controlled by servo controller. User friendly, less manual . features. Less expensive (<$500). Over-Exposed. Too little light creates an under-bright image with black spots: parts of the image are . Under-Exposed. Getting the . ‘. best. ’. exposure can be difficult in scenes with contrasting light. 1. Body. Made of high grade plastic or metal, this holds all the other parts together as well as provide protection to the delicate internal parts of the camera. . 2. Lens Assembly . This consists of several layers of lenses of varying properties providing zoom, focusing, and distortion correction. These lenses are mechanically interconnected and adjustment is controlled electronically by the camera's body. .