An Account of a Concave Achromatic Lens, Adapted to the Wired Micrometer, Which Has Been Named Macro-Micro, from Its Power to Increase the Primary Image of a Telescope without Increasing the Diameter of the Wires in the Micrometer.

✍ Scribed by Dollond, G.

• Book ID: 120129429
• Publisher: The Royal Society
• Year: 1837
• Weight: 148 KB
• Volume: 3
• Category: Article
• ISSN: 0365-0855
• DOI: 10.1098/rspl.1830.0147