Optics Study Materials 2021 – Download B.Sc II Year Study Books PDF & Imp Questions

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Download Optics Study Materials 2021. In this article, we are going to provide the Study Notes for the School of Sciences. Students of B.Sc (Physics) can download these Study Materials which will be useful for their Exam Preparation. Our website Exams Time has come up with the best materials for the main concepts of Introducing Light, Interference, Diffraction, Lasers and its applications, etc. Continue reading the below article to download the study books.

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Optics Study Materials - Download Chapters & Topics

Optics Study Materials

Name of the Subject Optics
Category School of Sciences
Useful for Bachelor of Science (Physics) 
Course Type Under Graduation Courses
Article on Study Materials 2021
Study Material Format PDF
Download Other Study Materials Click Here

Light Optics Study Notes

Download Unit wise PDFs of Optics subject :

Subject  Download Links 
Optics Download 
Click Here 
Click Here 
Click Here 
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Chapters & Topics

The topics of this subject are given below. To know more about the subject go through the article and refer to all the books prescribed to this subject.

Introducing Light

  • Polarisation of Light
  • Perception of Light
  • Reflection and Refraction of Light
  • Nature of Light


  • Interferometry
  • Interference by Division of Amplitude
  • Interference by Division of Wavefront


  • Diffraction and Resolution
  • Diffraction Grating
  • Fraunhofer Diffraction
  • Fresnel Diffraction

Lasers and Their Applications

  • Fibre Optics
  • Holography
  • Physics of Lasers
  • Coherence

Subject in the Universities

This subject will be useful to the students who are pursuing a Bachelor of Science in Physics. The following university students can also download Optics study materials :

  • Uttarakhand Open University
  • University of Calicut
  • Lovely Professional University

Subject in the Semesters

Optics subject will be studied by the students in the following semesters of their respective courses :

  • Bachelor of Science (Physics) II Year

Unit wise PDFs

Download Unit wise PDFs of Optics subject :

Units  Download Links 
Introducing Light Download
Interference Download
Diffraction Download
Lasers and Their Applications Download
[wp-embedder-pack width=”100%” height=”400px” download=”all” download-text=”” url=”http://www.uou.ac.in/sites/default/files/slm/BSCPH-202.pdf” /]

Important Questions

We have mentioned some of the important questions of Optics subject :

  • Write a short note on an optical path.
  • Write a note on Fermat’s principle.
  • Define the critical angle. State the relation between the refractive index of the medium and critical angle.
  • Discuss Fermat’s principle and prove laws of reflection and refraction with its help.
  • Prove that Snell’s law follows Fermat’s principle.
  • Derive Newton’s Formula.
  • Determine the different types of magnifications produced in an optical system.
  • Define Cardinal points of a lens system.
  • Define lateral, axial, and angular magnifications of a lens system. Establish relations between them.
  • Define cardinal points of a coaxial optical system and give their characteristics.
  • Explain the difference between thin and thick lenses.
  • What is a thick lens?
  • What is the critical thickness of a lens?
  • Write the formula for the focal length of a thick lens?
  • What is achromatism?
  • What is the difference between coherence and non-coherence light?
  • Explain the principle of superposition of lightwave?
  • What are the conditions for sustainable interference?
  • What is meant by the interference of light?
  • How is the shape of fringes formed by biprism?
  • What is the difference between ordinary prism and biprism? How can we distinguish?
  • Explain the construction and working of a biprism?
  • What are Newton’s rings?
  • What are Haidiger’s and Newton’s fringes?
  • What is an interferometer?
  • Describe the construction of the Michelson interferometer?
  • Differentiate the phenomena interference and diffraction.
  • Describe the Fresnel and Fraunhofer classes of diffraction.
  • Discuss Fraunhofer diffraction at a circular slit.
  • Define diffraction phenomena. What do you mean by the Fresnel class and Fraunhofer class of diffraction?
  • Define the resolving power of a microscope? Deduce an expression for it and discuss it.
  • What is polarization? Why sound waves can’t be polarized?
  • Explain planes of polarization and plane of vibration?
  • State and Brewster and Malus law.
  • Distinguish between polarized and unpolarized light.

Recommended Books for Optics

To know about Optics following the information in the books given here.  For many more details and Recommended books follow our article to know about Optics.

  • Optics | 7th Edition | Colour Edition by Ajoy Ghatak
  • A Text-Book of Optics by Subrahmanyam N. & et Al.
  • Optics | Fifth Edition | By Pearson by Eugene Hecht and A. R. Ganesan

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