![Celestron 22204 5 Inch AstroFi Scmidt-Cassegrain Telescope - Black: Amazon.co.uk: Electronics & Photo Celestron 22204 5 Inch AstroFi Scmidt-Cassegrain Telescope - Black: Amazon.co.uk: Electronics & Photo](https://m.media-amazon.com/images/I/71jYcimf7PL._AC_UF1000,1000_QL80_.jpg)
Celestron 22204 5 Inch AstroFi Scmidt-Cassegrain Telescope - Black: Amazon.co.uk: Electronics & Photo
![Reflecting Telescope | Definition, Advantages & Disadvantages - Video & Lesson Transcript | Study.com Reflecting Telescope | Definition, Advantages & Disadvantages - Video & Lesson Transcript | Study.com](https://study.com/cimages/multimages/16/cassegrain.jpg)
Reflecting Telescope | Definition, Advantages & Disadvantages - Video & Lesson Transcript | Study.com
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Amazon.com : Sarblue Maksutov-Cassegrain Telescope, Mak60 Telescopes for Kids Adults 750x60mm, Compact Portable for Travel, Beginner Astronomy Telescope with Adjustable Tripod Finderscope and Phone Adapter : Electronics
![A Cassegrain telescope uses two mirrors as shown in the above figure. Such a telescope is built with the mirrors $20mm$ apart. If the radius of curvature of the large mirror is A Cassegrain telescope uses two mirrors as shown in the above figure. Such a telescope is built with the mirrors $20mm$ apart. If the radius of curvature of the large mirror is](https://www.vedantu.com/question-sets/a18f4337-6600-4926-beeb-de7304fe92646666206574747753330.png)
A Cassegrain telescope uses two mirrors as shown in the above figure. Such a telescope is built with the mirrors $20mm$ apart. If the radius of curvature of the large mirror is
![In a reflecting telescope (Cassegrain), is there a difference between using a concave or convex secondary mirror? - Astronomy Stack Exchange In a reflecting telescope (Cassegrain), is there a difference between using a concave or convex secondary mirror? - Astronomy Stack Exchange](https://i.stack.imgur.com/n80ol.jpg)
In a reflecting telescope (Cassegrain), is there a difference between using a concave or convex secondary mirror? - Astronomy Stack Exchange
![In a reflecting telescope (Cassegrain), is there a difference between using a concave or convex secondary mirror? - Astronomy Stack Exchange In a reflecting telescope (Cassegrain), is there a difference between using a concave or convex secondary mirror? - Astronomy Stack Exchange](https://i.stack.imgur.com/j0i4Y.jpg)