![Refracting telescope. Refracting telescope The Galilean telescope The objective lens, whose focal length is f, performs the same function. - ppt video online download Refracting telescope. Refracting telescope The Galilean telescope The objective lens, whose focal length is f, performs the same function. - ppt video online download](https://slideplayer.com/slide/7048611/24/images/6/Galilean%3A+The+negative+eyepiece+intercepts+the+converging+rays+coming+from+the+objective%2C+rendering+them+parallel+and+thus+forming%2C+to+the+infinite+%28afocal+position%29%2C+a+virtual+image%2C+magnified+and+erect..jpg)
Refracting telescope. Refracting telescope The Galilean telescope The objective lens, whose focal length is f, performs the same function. - ppt video online download
![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/profile/John-Mamoun/publication/271839780/figure/fig3/AS:392076379344935@1470489701874/Simplified-schematic-of-a-Keplerian-telescope-with-two-convex-lenses-showing-the-exit.png)
Simplified schematic of a Keplerian telescope with two convex lenses,... | Download Scientific Diagram
![Telescopes, explained by RP Photonics Encyclopedia; operation principle, refractors, reflectors, aberrations, angular resolution, magnification, field of view, light gathering power, astronomical, terrestrial Telescopes, explained by RP Photonics Encyclopedia; operation principle, refractors, reflectors, aberrations, angular resolution, magnification, field of view, light gathering power, astronomical, terrestrial](https://www.rp-photonics.com/img/refractive_telescopes.png)