Question

Explain the principle and applications of confocal microscopy.

31 Jan 2026
Answer :
Word Count : 258
Confocal microscopy is based on the principle of optical sectioning, which allows the observation of a specific focal plane within a specimen while excluding out-of-focus light. This is achieved using a spatial pinhole placed in front of the detector, which blocks light coming from planes above or below the focal plane. A laser beam scans the specimen
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