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Combining a pico projector with a webcam, a laser pointer, and image processing software enables full control of any computing system via the laser pointer. Pointer on/off actions, motion patterns (e.g., dwell, repetitive visit, circles, etc.) and more can all be mapped to events which generate standard mouse or keyboard events, or user ...
A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen. Most projectors create an image by shining a light through a small transparent lens , but some newer types of projectors can project the image directly, by using lasers .
User's guide for a Dulcitone keyboard. A user guide, also commonly known as a user manual, is intended to assist users in using a particular product, service or application. It is usually written by a technician, product developer, or a company's customer service staff. Most user guides contain both a written guide and associated images.
Name Manufacturer Dates of production Tube size Tube type Liquid coupled Tube focus type Maximum resolution Bandwidth Scan rate ANSI lumens Peak
A projector in a standard form factor: The PG-D2870 projector from Sharp, which uses Digital Light Processing technology An image from a video projector in a home cinema. A video projector is an image projector that receives a video signal and projects the corresponding image onto a projection screen using a lens system.
iBall Andi4a Projector September 2013 India 640x480, 15 lumens Akyumen Hawk V1.0 Projector Phone October 2013 Global 480P HD, 20 Lumens Akyumen Falcon V1.0 Projector Tablet October 2013 Global 480P HD. 30 Lumens ZFT K999 January 2014 China Samsung Galaxy Beam 2: April 2014 China 800x480, 20 lumens VVE WE8 [10] [11] 2014 China 854x480, 45 lumens
Victor offered many models of 16mm projectors, most with only minor variations, but prior to military contracts won during World War II, all were made and sold in very small numbers, from 20 units to usually no more than a couple of thousand units. The company was a large producer of lantern slides using their "Featherweight" method- a one ...
Projector-camera systems may also be used for artistic and entertainment purposes. [2] A pro-cam system consists of a vertical screen for implementing interpersonal space where front-facing videos are displayed, and a horizontal projected screen on the tabletop for implementing shared workspace where downward facing videos are overlapped.