Discuss the characteristics of LASER light.
[3 marks]The refractive index of the core of an optic fiber was 1.47 and that of the cladding was 1.44, Calculate Cone of acceptance.
[4 marks]Describe the Operation of LASER with Proper Diagram.
[7 marks]Alight ray is traveling in a transparent material of refractive index 1.51 and approaches a second material of refractive index 1.46. Calculate the critical angle.
[3 marks]What is the Cone of acceptance and Numerical Aperture? Write down the equations for calculating NA and Cone of acceptance.
[4 marks]Write a Short Note on ND-YAG LASER.
[7 marks]Write a short note on CO LASER with necessary diagram.2
[7 marks]Give classification of LASER.
[3 marks]Express 5 watts as a power level in decibels
[4 marks](a) Discuss: Losses in Fiber optics because of Rayleigh Scattering and Fresnel Reflection.
[3 marks]If light leaves a material of refractive index 1.45 and crosses an abrupt boundary into a material of refractive index 1.0, Calculate the Fresnel loss
[4 marks]Enlist various types of Medical LASER with its major medical applications.
[3 marks]Alight source for a fiber optic system has an output power quoted as –14 dbm. Express this power in watts. (Consider Input Power 1mW).
[4 marks]Describe snell’s law and Total Internal Reflection with necessary diagram.
[7 marks]Discuss Given Non-Thermal Interaction methods used for therapy : Photochemical Interaction & Photoablation
[3 marks]Write a Short Note: Thermal interaction of LASER with Tissues
[4 marks]Explain Components of Endoscopes in Detail.
[7 marks]Discuss Given thermal Interaction methods used for therapy : Hyperthermia, Thermotherapy and Coagulation
[3 marks]Write a Short Note: Non-Thermal interaction of LASER with Tissues1
[4 marks]Discuss various advance methods of endoscopic diagnosis.
[7 marks]Describe: Laser Prostatectomy
[3 marks]Write a Brief Note on: Angioscopy
[4 marks]Explain Principle of Fiber Optic Biomedical Sensing System with necessary Diagram.
[7 marks]Write a brief Note on: Laparoscopic Laser Cholecystectomy
[3 marks]Explain working principle of Fiber optic Indirect Pressure Sensor.
[4 marks]Explain various Endoscopic LASER system components of Cardiology.
[7 marks]