Dioptrice : pre-1775 refracting telescopes

pre-1775 refracting telescopes

e.g. “dollond”

advanced search options

Browse About

Storer, William, 1780 c.
Louwman Collection of Historic Telescopes

Photo

photo - whole telescope

Basic Info

Maker: Storer, William

Year: 1780 c.

Year Range: -

Year Notes:

Manufacturing Location: England

Signature: Storer Professor of Optics to His Majesty No. 176

Signature Notes:

Inscriptions:

No stand present.

Collection: Louwman Collection of Historic Telescopes

Accession #: LC 224

Sources:

Cocquyt, Tiemen. "400 Years of Telescopes" booklet, Zeeuws Museum, 2008. Item 44.

Louwman, P.J.K., and Zuidervaart, H.J., "A Certain Instrument for Seeing Far: Four Centuries of Styling the Telescope Illustrated by a Selection of Treasures from the Louwman Collection of Historic Telescopes". Wassenaar, 2013. p.170. #224.

Public Notes:

"Luxurious ‘subscription-telescope’ with fine focussing by rack and pinion, made by William Storer. Brass main tube covered with green coloured ray skin. Length 26 cm, Ø 6.5 cm. Signed with the extensive inscription: ‘Storer Professor of Optics to his Majesty No. 176 * / Warranted to be adjusted / by Wm Storer / & delivered to the subscribers / at Chas Lincoln’s / no 62 Leadenhall Street, / London’. At the other side [below the Royal coat of arms]: ‘The Subscription / Telescope / by the Kings Patent’. Traverse: ‘Sero sed serio’. Ca. 1780" (Louwman and Zuidervaart, 2013).

Length (open):

Length (closed): 260

F-ratio:

Exit pupil:

Object status:

Optical Basics

Objective type: singlet

Optical style

Physical style spyglass

Functional style

Materials: shagreen, brass

Optical/Lab Data

Drawtube data:

Drawtube notes:

Objective Data

	C_A curvature (diopters):	C_B curvature (diopters):	P_D lens power (diopters):	f_D focal length (mm):	t thickness (mm):	free aperture (mm):	full aperture (mm):	nD refractive index:	ν Abbe No.:
Lens 1							65.00

Eyepieces

Notes:

Additional Photos/Documents

Back to results

Dioptrice is made possible by the generous support of the National Science Foundation, the National Endowment for the Humanities, the Program in the History and Philosophy of Science at the University of Notre Dame, and the Adler Planetarium & Astronomy Museum.

+ Include in full text search:	Maker Manufacturing Location Description Signature Accession Public notes
+ Look for Blank Fields:	Maker Signature Year Manufacturing Location Inscriptions Provenance Drawtube Notes Public Notes Private Notes Objective Focal Length Eyepiece Focal Length Objective Notes Eyepiece Notes Magnification
+ Look for Non-Blank Fields:	Maker Signature Year Manufacturing Location Inscriptions Provenance Drawtube Notes Public Notes Private Notes Objective Focal Length Eyepiece Focal Length Objective Notes Eyepiece Notes Magnification
+ Year range:	1600 - 2014
+ Focal length range (mm):	0 - 2000
+ Free aperture range (mm):	0 - 2000
+ Full aperture range (mm):	1600 - 2014
+ Open length range (mm):	0 - 2000
+ Closed length range (mm):	0 - 2000
+ Categories:	Art Collection Book or Manuscript Instrument Collection
+ Materials:	organics bamboo black ivory bone boxwood ebony fish skin horn ivory lacquer leather lignum vitae mahogany paper parchment pasteboard rayskin shagreen sharkskin tortoiseshell vellum wood metal brass copper gilt gold leaf gold tooling iron platinum tooling silver silver tooling unknown glass glass rock crystal speculum other marble paint stone
+ Collection:
+ Objective type:	(all refractors) (all reflectors) (clear selection) N/A cassegrain doublet (crown forward) doublet (flint forward) doublet (unknown) gregorian herschelian newtonian singlet triplet unconfirmed unknown reflector

organics

metal

glass

other

Objective Data

Eyepieces