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Using a teleprompter is similar to using cue cards. The screen is in front of, and usually below, the lens of a professional video camera , and the words on the screen are reflected to the eyes of the presenter using a sheet of clear glass or other beam splitter , so that they are read by looking directly at the lens position, but are not ...
Using Apple's ARKit, it allows users to measure objects by pointing the device's camera at them. [46] It is capable of measuring in both metric and imperial units and moving the camera closer to an object will display a ruler view which divides measurements into centimeters or inches, respectively.
Video tracking is the process of locating a moving object (or multiple objects) over time using a camera. It has a variety of uses, some of which are: human-computer interaction, security and surveillance, video communication and compression, augmented reality, traffic control, medical imaging [1] and video editing.
C.a.R.– Compass and Ruler (also known as Z.u.L., which stands for the German "Zirkel und Lineal") — is a free and open source interactive geometry app that can do geometrical constructions in Euclidean and non-Euclidean geometry. The software is Java based. The author is René Grothmann of the Catholic University of Eichstätt-Ingolstadt.
It consists of a portable computer equipped with a web camera that scans the stolen car database using automatic number-plate recognition. The system is installed on the dashboard of selected patrol vehicles ( PDA -based hand-held versions also exist) and is mainly used to control the license plate of parking cars.
A tubular spirit level A bull's eye spirit level mounted in a camera tripod. A spirit level, bubble level, or simply a level, is an instrument designed to indicate whether a surface is horizontal (level) or vertical . Two basic designs exist: tubular (or linear) and bull's eye (or circular).
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Using an umbrella or softbox (the flash will have to be off-camera for this) makes softer shadows. A typical problem with cameras using built-in flash units is the low intensity of the flash; the level of light produced will often not suffice for good pictures at distances of over 3 metres (10 ft) or so.