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1.GAIN MEDIA A gain medium is required in a laser to compensate for the resonator losses, and is also called an active laser medium. It can also be used for application in…
UNIT-6 Lasers UNIT INDEX S. No. Module Lecture No. PPT Slide No. 1 Introduction, characteristics of lasers. L 1 4--5 2 Spontaneous & Stimulated emission of Radiation…
ENERGY The ability to do work or cause change A form of energy that can travel through space and can be seen by the human eye; can also be collected and used (solar) LIGHT…
FİBER OPTİCS History of Fiber Optics As far back as Roman times, glass has been drawn into fibers. Yet, it was not until the 1790s that the French Chappe brothers invented…
1. Laser Speckle Imaging Biomedical Application of Optics: MEE4004 By Byungjo Jung 2. What is Laser Speckle ? The speckle was discovered as an unexpected phenomenon when…