General Analysis of Aplanatic Cassegrain, Gregorian, and Schwarzschild Telescopes
Francis Villatoro on Twitter: "#EHTBlackHole M87* Schwarzschild radius subtends 3.9–7.3 μas. The shadow (black region in the center of the image) has a diameter of 19–38 μas. More info in "First M87
Design method for an aspheric Schwarzschild objective with a low obscuration and an infinite conjugate distance - ScienceDirect
Journey into a Schwarzschild black hole
Model of an AGIS Schwarzschild-Couder telescope and its two-mirror... | Download Scientific Diagram
SCT - Cherenkov Telescope Array
![PDF] Status of the Davies Cotton and Schwarzschild-Coude Medium Sized Telescopes for the Cherenkov Telescope Array | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/2fd4dfc94b37de0caba2f63ad648668dfd4b70d3/3-Figure1-1.png "PDF] Status of the Davies Cotton and Schwarzschild-Coude Medium Sized Telescopes for the Cherenkov Telescope Array | Semantic Scholar")
PDF] Status of the Davies Cotton and Schwarzschild-Coude Medium Sized Telescopes for the Cherenkov Telescope Array | Semantic Scholar
File:Schwarzschild-TeleskopII.svg - Wikimedia Commons
The Prototype of Medium-Sized Schwarzschild–Couder Telesco… | Flickr
CTA Prototype Telescope, ASTRI, Demonstrates Viability of Novel Schwarzschild-Couder Design - Cherenkov Telescope Array
Optical layout of the Schwarzschild-Chang offaxis telescope. | Download Scientific Diagram
Spot diagrams of the Schwarzschild-Couder optical system shown in Figure 4. | Download Scientific Diagram
Winter at the Whipple Observatory: Leslie Taylor's four months commissioning the prototype Schwarzschild-Couder Telescope – WIPAC – Wisconsin IceCube Particle Astrophysics Center
Unusual two-mirror systems: Loveday telescope, Couder telescope, Schwarzschild telescope
Theory and design of Schwarzschild scan objective for Optical Coherence Tomography
Artist's impression of Schwarzschild precession | ESO
Stop of the Schwarzschild-Chang off-axis telescope. | Download Scientific Diagram
Miscellaneous Musings
The Prototype CTA Schwarzschild-Couder Telescope Inaugurated | ISEE - Institute for Space-Earth Environmental Research
Design and performance of the prototype Schwarzschild-Couder telescope camera – WIPAC – Wisconsin IceCube Particle Astrophysics Center
Theory and design of Schwarzschild scan objective for Optical Coherence Tomography
Figure 3 from Prototype 9.7m Schwarzschild-Couder telescope for the Cherenkov Telescope Array: Project Overview | Semantic Scholar
An autocollimator alignment system for a Schwarzschild-Couder Cherenkov telescope | SpringerLink
Karl Schwarzschild Observatory - Wikipedia
Reflective optical system for time-resolved electron bunch measurements at PITZ - ScienceDirect
Wolter telescope - Wikipedia
