![a Draw a labelled ray diagram to obtain the real image formed by an astronomical telescope in normal adjustment position. Define its magnifying power.b You are given three lenses of power 0.5 a Draw a labelled ray diagram to obtain the real image formed by an astronomical telescope in normal adjustment position. Define its magnifying power.b You are given three lenses of power 0.5](https://search-static.byjusweb.com/question-images/byjus/infinitestudent-images/ckeditor_assets/pictures/8492/content_184063.png)
a Draw a labelled ray diagram to obtain the real image formed by an astronomical telescope in normal adjustment position. Define its magnifying power.b You are given three lenses of power 0.5
![Describe the terrestrial telescope based on the following points.(i) Labeled Ray diagram.(ii) Derivation of formula for magnifying power, when the final image is formed at the least distance of distinct vision. Describe the terrestrial telescope based on the following points.(i) Labeled Ray diagram.(ii) Derivation of formula for magnifying power, when the final image is formed at the least distance of distinct vision.](https://www.vedantu.com/question-sets/0370d376-1435-4105-b439-aa224f7f6f681753171632863959293.png)
Describe the terrestrial telescope based on the following points.(i) Labeled Ray diagram.(ii) Derivation of formula for magnifying power, when the final image is formed at the least distance of distinct vision.
![You are given three lenses L1, L2 and L3 each of focal length 20 cm . An object is kept at 40 cm in front of L1 , as shown. The final You are given three lenses L1, L2 and L3 each of focal length 20 cm . An object is kept at 40 cm in front of L1 , as shown. The final](https://dwes9vv9u0550.cloudfront.net/images/3628545/0bfd3113-7f83-4d70-8c62-ef28fa5e22ab.jpg)
You are given three lenses L1, L2 and L3 each of focal length 20 cm . An object is kept at 40 cm in front of L1 , as shown. The final
![Telescopes come in three basic styles. Refracting telescopes use lenses Refractors are either achromatic (some color distortion) or apochromatic (very. - ppt download Telescopes come in three basic styles. Refracting telescopes use lenses Refractors are either achromatic (some color distortion) or apochromatic (very. - ppt download](https://slideplayer.com/8197853/33/images/slide_1.jpg)
Telescopes come in three basic styles. Refracting telescopes use lenses Refractors are either achromatic (some color distortion) or apochromatic (very. - ppt download
Optical Systems: Pinhole Camera • Pinhole camera: simple hole in a box: Called Camera Obscura • Aristotle discussed, Alhazen
![Simplified schematic of a Keplerian telescope with two convex lenses,... | Download Scientific Diagram Simplified schematic of a Keplerian telescope with two convex lenses,... | Download Scientific Diagram](https://www.researchgate.net/publication/271839780/figure/fig3/AS:392076379344935@1470489701874/Simplified-schematic-of-a-Keplerian-telescope-with-two-convex-lenses-showing-the-exit.png)