Astronomical Telescope - Ray Optics & Optical Instruments |Class 12 Physics Chapter 9 |CBSE/JEE/NEET

👉Previous Video :    • Compound Microscope - Ray Optics & Optical...   👉Next Video :    • Ray Optics & Optical Instruments - NCERT S...   ✔️📚👉 Watch Full Free Course: https://www.magnetbrains.com ✔️📚👉 Get Any Class & Subject's Topic Video Here:- https://www.magnetbrains.com/get-topi... ✔️📚👉 Get All Subjects Playlists: ​https://www.pabbly.com/out/all-videos... ✔️📚👉 Grab Notes by Expert Teachers Here: https://www.pabbly.com/out/magnet-brains ✔️📚👉 Grab Books Made by Expert Teachers Here: https://www.magnetbrains.com/booklet ======================================================= 📢 Full Playlist Link:    • Class 12 Physics | All Chapters Available ...   ✅ In this video, ✔️ Class: 12th ✔️ Subject: Physics CBSE/JEE/NEET ✔️ Chapter: Ray Optics & Optical Instruments (Chapter 9) ✔️ Topic Name: Astronomical Telescope - Ray Optics & Optical Instruments ✔️ Topics Covered In This Video (By Dhiraj Sir): This YouTube video provides an introduction to the Astronomical Telescopes, with a focus on Ray Optics, Optical Instruments and their use. Through the lecture given by renowned educationalist Dheeraj Sir, learner can gain knowledge and insight into the different origins and components of astronomy instruments such as lenses, refractors and reflectors, and much more. With an in-depth look at the basic theory behind these instruments, viewers will also have the opportunity to gain some practical understanding of the technology and applications that make using a telescope a fascinating past time. ======================================================= 00:00 Introduction Astronomical Telescope - Ray Optics & Optical Instruments 01:42 Astronomical Telescope 03:31 Case 1 - When The Final Image is Formed At Infinity. 25:35 Case 2 - When The Final Image is Formed At The Least Distance Of Distinct Vision. 37:25 Website Overview. ================================================= Why study from Magnet Brains? Magnet Brains is an online education platform that helps gives you NCERT/CBSE curriculum-based free full courses from Kindergarten to Class 12th so that you can perform well in any and all exams you give in your academic career. 👉 Contact us 🤑🤑 ➡️ Connect with us : [email protected] ➡️ Website : https://www.magnetbrains.com/ ➡️ Subscribe to us on YouTube:    / @magnetbrainseducation   ➡️ Subscribe to Magnet Brains Hindi Medium :    / @magnetbrainshindimedium   ➡️Facebook-: https://www.magnetbrains.com/out/face... ➡️Telegram-: https://www.magnetbrains.com/out/tele... ➡️Instagram:-https://www.magnetbrains.com/out/inst... #class12physics #2023_24 #boardexam2023 #magnetbrains #rayopticsclass12 Disclaimer: "This video is for educational and informational purposes only and is not intended to infringe on any copyrights. If you believe that this video has used any copyrighted material in a way that constitutes copyright infringement, please contact us at [email protected] and we will take appropriate action."