Vision Systems

Equipment For Visual Display 
VGA Cable

VGA Mac Adaptor 


Step 1: Connect one side of the VGA cable to the control panel and the other to the VGA Mac adaptor
Step 2: Connect the VGA adaptor to the mac 
Step 3: Turn the Mac notebook on and the Smart board or projector
Step 4: Go to system preferences on your mac and click on 'Display' 
Step 5: Press Detect displays and then press mirror display to be able to see everything that is on your mac to the projector or smartboard


How do you tell a PC laptop to send a VGA output signal?




  • 1
      the VGA cable from the matching port on the rear of the computer tower or laptop to the port on the monitor, inserting the pins into the holes in each port.
  • 2
    Lock the cable to each port by tightening the thumbscrews on the plugs.
  • 3
    Turn on the computer or laptop. A desktop PC automatically sends the VGA signal to the monitor.
  • 4
    Switch the laptop to VGA output by pressing and holding the Fn key along with one of the numbered function ("F") keys on the keyboard top row. The number of the key to use depends on the computer model. Many laptops are printed with small icons or labels on the keys to help tell them apart. Use the key with a monitor icon and an arrow pointing to the right or the "LCD/CRT" label.
  • 5
    Press the keys again to switch between the monitor and the laptop screen. On some models, both screens can be viewed at the same time.

Vision Systems Information

Cameras-Traditional analogue, still and video cameras produce either photos developed in a processing lab or darkroom, or videos stored on tape and played back on a VCR. Digital photos and digital video are stored on digital media and played back on DVD players and computers.



Video Players-A video player is a kind of media player for playing back digital video data from media such as optical discs (for example, DVD, VCD), as well as from files of appropriate formats such as MPEG, AVI, RealVideo, and QuickTime. players and DVD digital by far dominate the market of digital media.



Monitors and Screens- There are two main types of monitor that most people are familiar with: television (TV) monitors (CRT or cathode ray tube displays), and graphics or computer monitors. Other types include LCD (Liquid Crystal Display) and plasma monitors, which are becoming more commonplace. Each of these types of screen has benefits and drawbacks, but each is ideally suited to its purpose. 





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