Scanning, Physics

Scanning is process of dividing an image on the screen into a large number of very small squares formed by sets of horizontal and vertical straight lines.

 

438_scanning.png

Iconoscope is used for the purpose of scanning. It is a type of camera consisting of a cathode ray beam and a photoelectric cell. It is focussed onto an object to be televised. The image of the object formed by the lens of a camera is focussed onto a screen. On the screen, the image is divided into a very large number of every small squares formed by sets of horizontal and vertical straight lines. This process is called scanning

 

 

Posted Date: 8/29/2012 2:07:18 AM | Location : United States







Related Discussions:- Scanning, Assignment Help, Ask Question on Scanning, Get Answer, Expert's Help, Scanning Discussions

Write discussion on Scanning
Your posts are moderated
Related Questions
can i get assistance here with questions involving the design of a permanent magnet magnetic bearing?


Use the mirror equation to deduce that: (a) an object placed between f and 2 f of a concave mirror produces are al image beyond 2f. (b) a convex mirror alwa

what is the principle of particle detectors ?

Determine current flowing through 5 ? resistor in the circuit demonstrated in Figure. Use Source transformation technique. Ans: Determination of current flowing thr

Sir What''s The Meaning/Spelling of Word VIMA In English.

A child's toy train moves at a constant speed of 2.0 cm/s. a. Illustrate the position-time graph showing the position of the toy for 1.0 min. b. What is the slope of the lin


Q. A beam of light converges at a point P. Now a lens is placed in the path of the convergent beam 12 cm from P. At what point does the beam converge if the lens is (a)a convex len