📘 Part 4 | Compound Microscope (Image at Least Distance) | Optical Instruments | Class 11 Physics | By Rinu Sir In this video, Part 4 of Optical Instruments, I have explained the Compound Microscope when the final image is formed at the least distance of distinct vision (near point). This topic is very important for Class 11 Physics board exams and NEET / JEE preparation. The lecture includes clear theory, ray diagrams, and complete derivation of magnifying power, making it easy for students to understand and write 10-mark answers in exams. 🔬 Topics covered in this video: • What is a Compound Microscope • Construction of Compound Microscope • Working principle • Ray diagram (image at least distance) • Magnifying power of compound microscope • Derivation of formula • Important exam-oriented points 🎯 Who should watch this video? ✔️ Class 11 Physics students ✔️ NEET & JEE aspirants ✔️ Board exam preparation ✔️ Students learning Optical Instruments 📌 This lecture is a continuation of: 👉 Part 1 – Magnification 👉 Part 2 – Simple Microscope 👉 Part 3 – Simple Microscope (Image at Infinity) 👍 If you find this video helpful, Like, Share & Subscribe to the channel for more quality Physics lectures by Dr. Rinu Sir. 🔖 #CompoundMicroscope #OpticalInstruments #Class11Physics #RayOptics #PhysicsByRinuSir #NEETPhysics #JEEPhysics #BoardExamPhysics