Accessories for reflecting telescope

Optics

Terrestrial refracting telescope

King George III

Gregorian reflecting telescope

King George III

Spacelab 2 X-ray telescope

Space Technology

Zinc telescope, with brass eyepiece

James Watt's Garret Workshop

1790-1819

Gregorian reflecting telescope

Astronomy

1740-1780

Decorated leather spyglass telescope.

Optics

1680-1750

Achromatic prospect glass telescope

Optics

1795-1805

Case for hand telescope

Optics

1770-1777

Four brass telescope eye pieces

James Watt's Garret Workshop

1790-1819

Pocket spyglass telescope

Optics

1800-1819

A walking-stick telescope

Optics

Wooden hand held telescope

Optics

1850-1924

Four Inch Refracting Telescope

Scientific Instruments & Research

Achromatic prospect glass telescope

Optics

1794-1823

Spy glass telescope

Optics

1780-1820

Newtonian reflecting telescope, 1795-1816

Astronomy

1795-1825

Small Gregorian reflecting telescope

Optics

1760

Hand held telescope

Optics

1850-1924

Cassegrain reflecting telescope; component

Astronomy

Achromatic prospect glass telescope

Optics

1809-1842

Galilean telescope model

Optics

1850-1924

Refracting terrestrial telescope

Optics

1725-1735

Accessory for reading telescope

Geophysics

1904

Telescope in Scioptic ball

King George III

Case for refracting telescope

Astronomy

1838-1865

Terrestrial refracting telescope

King George III

1700-1750

Case for Porro telescope

Optics

Case for refracting telescope

Astronomy

1816-1823

Case for refracting telescope

Astronomy

1870-1880

Dall-Kirkham Cassegrain reflecting telescope of fo

Astronomy

1974

Three-draw leather covered terrestrial telescope

Optics

1911

Case for refracting telescope

Astronomy

1880-1890

Double-telescope surveying level

Surveying

1745-1755

Objectives for Refracting Telescope

Scientific Instruments & Research

1932-1937

Pancratic refracting telescope by Spencer, Brownin

Optics

1845

Gregorian reflecting telescope

Optics

1755-1765

Eyepiece, from Huygen's 210-Foot aerial telescope

Astronomy

1686-1691

Refracting telescope components

Astronomy

Adjustable telescope stand

Astronomy

1860-1880

Achromatic prospect glass telescope

Optics

1795-1805

spyglass or Galilean telescope, contains gilded to

Optics

1735-1772

Speculum mirror for Gregorian telescope

Astronomy

1753-1755

Telescope in scioptic ball

King George III

Telescope Eyepiece from Great Rosse Telescope, 1845-1850

Astronomy

1845-1850

Case for refracting telescope

Astronomy

1925

Lens for refracting telescope

Astronomy

1797

Telescope with equatorial mounting

Surveying

1701-1800

Spyglass telescope with shagreen covered tube

Optics

1760-1795

Italian draw-tube refracting telescope with stand, 1701-1730

Astronomy

1701-1730