English telescope by Mary Bracher circa 1843
exceptional brass 2-draw achromatic terrestrial telescope with a
mahogany body The telescope
measures 38 when fully extended, and 15 1/2 closed.
The main lens is about 1 1/2 in diameter.
The main body, however, has a wider diameter of 2 ½.
The front tube is mahogany in very fine condition, noting an age
crack running the length, and with a sliding dust shield and ray shield.
The ray shield has been engraved in script, W. Woodman Stanmer
1845, which helps with dating the telescope.
The eyepiece draw is signed in script, Bracher, London, Day or
telescope was probably made from 1841-43 by Mary Bracher who had taken
over the optical business of George Bracher on King Street in London.
The eyepiece consists of two slip-in tubes with a total of four
elements for erecting the image. The
optical system is excellent, delivering a sharp image of good contrast.
This is a large and impressive instrument in overall fine
condition for its age.