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GLT 323 Theory Questions: Optical Devices And Filters In Light Measurement - Erudites Academy

300 Level Science Laboratory Technology Department exam questions and detailed answers. Download the answers in document format. Correct, detailed, and straightforward answers.

Questions:

a. Differentiate between Optical semiconductor and Photomultiplier
b. Name the two types of diffraction gratings and state their disadvantages
c. Write briefly on the followings
i. Colored Optical Filters
ii. Neutral-Density Filters

 

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