gregorian telescope meaning in Hindi

Examples

1. The telescope is named after James Gregory, the inventor of the Gregorian telescope.
2. His design, the " Gregorian telescope ", however, remained un-built.
3. He also made Gregorian telescopes with accurately shaped mirrors.
4. He built some of the earliest Gregorian telescopes and observed the rotations of Mars and Jupiter.
5. In early 2007, DFM Engineering began building a new clear aperture open frame, off-axis Gregorian telescope.
6. The Steward Observatory Mirror Lab has been making mirrors for large Gregorian telescopes at least since 1985.
7. Outside, another man trained his 6-inch Gregorian telescope on Jupiter, then Saturn, resting lower in the western sky.
8. The James Gregory Telescope is named after the Scottish mathematician, astronomer and University academic James Gregory, who invented the Gregorian telescope.
9. The Gregorian telescope design is rarely used today, as other types of reflecting telescopes are known to be more efficient for standard applications.
10. In his 1663 " Optica Promota ", James Gregory described his reflecting telescope which has come to be known by his name, the Gregorian telescope.