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  2. Laser pointer - Wikipedia

    en.wikipedia.org/wiki/Laser_pointer

    A laser pointer or laser pen is a ... Laser pointers are often used in educational and business presentations and visual demonstrations as an eye-catching pointing ...

  3. Wireless clicker - Wikipedia

    en.wikipedia.org/wiki/Wireless_clicker

    A speaker giving a presentation with an RF pointer in his left hand. Using a wireless clicker, helps the presenter to move freely, instead of being obliged to stay next to the computer, can get closer and keep in touch with the audience, watching the presentation together with them, being able to use the built-in laser pointer, in order to emphasize specific points in the dialogue with the ...

  4. Handheld projector - Wikipedia

    en.wikipedia.org/wiki/Handheld_projector

    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 ...

  5. Presentation technology - Wikipedia

    en.wikipedia.org/wiki/Presentation_technology

    The use of prepared material often results in a neater and more accessible presentation. Laser pointers or sticks are often used to highlight a particular point of interest within a slide or image. Many manufacturers produce devices that provide remote control over electrical presentation equipment, thus allowing the speaker to move around the ...

  6. List of laser applications - Wikipedia

    en.wikipedia.org/wiki/List_of_laser_applications

    Laser pointers in different colours. Many scientific, military, medical and commercial laser applications have been developed since the invention of the laser in 1958. The coherency, high monochromaticity, and ability to reach extremely high powers are all properties which allow for these specialized applications.

  7. 12 Common Types of Negative Work Feedback (& How To Give It)

    www.aol.com/lifestyle/12-common-types-negative...

    Presentation skills. Feedback: “In the last all-hands, you were clearly nervous to present in front of the whole team and it showed. I could see that you thought your slides through really well ...