Write the types of telescope. For a refractive telescope, derive relation for magnifying power. Also discuss about its construction and working. - Sarthaks eConnect | Largest Online Education Community
![Draw a ray diagram of astronomical telescope and derive the formula of its magnifying power when final image is formed at the least distance of the distinct vision Draw a ray diagram of astronomical telescope and derive the formula of its magnifying power when final image is formed at the least distance of the distinct vision](https://content-grail-production.s3.amazonaws.com/quetsion-media/6777fdb7-4f5b-4663-8c89-ba3f0b790cce-8621181.jpg)
Draw a ray diagram of astronomical telescope and derive the formula of its magnifying power when final image is formed at the least distance of the distinct vision
![An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification - YouTube An astronomical telescope has an eyepiece of focal-length 5cm. If the angular magnification - YouTube](https://i.ytimg.com/vi/WDPW9wsZgVA/maxresdefault.jpg)