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Topic: John Dollond


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  John Dollond - LoveToKnow 1911
JOHN DOLLOND (1706-1761), English optician, was the son of a Huguenot refugee, a silk-weaver at Spitalfields,' London, where he was born on the 10th of June 1706.
In 1752 he abandoned silk-weaving and joined his eldest son, Peter Dollond (1730-1820), who in 1750 had started in business as a maker of optical instruments.
Leonhard Euler in 1747 had suggested that achromatism might be obtained by the combination of glass and water lenses.
www.1911encyclopedia.org /John_Dollond   (327 words)

  
 John Dollond Summary
Dollond succeeded in eliminating aberration by combining two lenses such that one reversed the effects of the other (1758).
John Dollond (June 10, 1706 - November 30, 1761) was an English optician.
Dollond was the son of a Huguenot refugee, a silk-weaver at Spitalfields, London, where he was born.
www.bookrags.com /John_Dollond   (413 words)

  
 Today in Technology History - May 13
One of John's sons, Peter Dollond, was born in 1730.
John Dollond, the father, was a brilliant theorist and experimenter.
John Dollond first showed how to compensate for those distortions, and then he showed how they could be altogether eliminated, disproving one of Isaac Newton's theories of optics.
www.tecsoc.org /pubs/history/2002/may13.htm   (467 words)

  
 dollond and aitchison
But centuries ago, Spitalfields family the Dollonds were famed for their precision optical pieces, counted Lord Nelson and the Duke of Wellington as personal customers, managed to prove Isaac Newton wrong on a point of science, and were involved in a complex row over secrecy and patents.
John Dollond was born into a family of Huguenot immigrants in 1706, and first joined the family business, silk weaving.
Dollond, with his name made, had first choice of flint glass, ensuring that his shop was supplied with the raw materials to produce the most advanced telescopes of the period.
www.eastlondonhistory.com /dollond.htm   (937 words)

  
 ATS Frequently Asked Questions - Index
John Dollond, the son of immigrant Huguenots from France, was born on June 10, 1706 in London.
For this invention, Dollond was admitted to fellowship in the Royal Society and received their coveted Copley Prize.
The firm of Dollond and Son became the preeminent English telescope makers and telescopes made by them went to all parts of the world.
www.webari.com /oldscope/atspages/dollond.htm   (372 words)

  
 John Dollond
In 1752 he abandoned silk-weaving and joined his eldest son, Peter Dollond, who in 1750 had started in business as a maker of optical instruments.
Relying on statements made by Isaac Newton, Dollond disputed this possibility (Phil.
An account of his life, privately printed, was written by the Rev. John Kelly (1750-1809), the Manx scholar, who married one of his granddaughters.
www.nndb.com /people/841/000049694   (321 words)

  
 John Dollond - Encyclopedia.com
But choosing the windows of your soul is quite another, as John Walsh discovered when he set out on a spectacular quest to find the frames and lenses that he hopes will help to shape both his future image and reading habits
Kirk derides the Dollond and Aitchison computerised approach...
But choosing the windows of your soul is quite another, as John Walsh discovered when he set out on a spectacular quest to find the frames and lenses that he hopes will help to shape both his future image and reading habits.(Features)
www.encyclopedia.com /doc/1E1-Dollond.html   (1066 words)

  
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 Antique Barometers | stick barometers | dial barometers| mercury barometers
John Dobson was a maker of optical, mathematical and philosophical instruments working at 13 Newington Causeway, the address on this barometer, from about 1830 until 1838.
John Merry Ronketti (Ronchetti, etc; engravers had a hard time with his name) worked at 180 Holborn, the address on this instrument, from 1787 to 1797.
He was the younger brother of the cartographer John Cary, most famous for his fine globes.
www.charlesedwin.com /brmcat.htm   (1991 words)

  
 NMAH | Navigation | Dollond
John Dollond (1706-1761) was a Huguenot silk weaver who lived and worked in the Spitalfields section of London.
The firm remained in family hands until 1871, run by Peter Dollond (1761-1766), P. and J. Dollond (1766-1805), P. and G. Dollond (1805-1820), George Dollond (1820-1852), George Dollond the second (1852-1866), and William Dollond (1866-1871).
Ref: Dollond and Aitchison, The House of Dollond.
americanhistory.si.edu /collections/navigation/maker.cfm?makerid=14   (148 words)

  
 Antique spyglasses, old telescopes, antique nautical.
The family can be traced from the time of the Hugenots in France in the late 17th century down to the great-great grandsons of John Dollond.
It was John Dolland who patented the achromatic lens, although the invention was hotly disputed for years.
Ten members of the family were telescope makers, including Jesse Ramdsen, who married one of the daughters of John Dolland.
www.antiquetelescopes.org /spyglasses.html   (777 words)

  
 JOHN DOLLOND (1706 -- ... - Online Informationsartikel ungefähr JOHN DOLLOND (1706 -- ...
DOLLOND (1706 -- 1761) glisches optician, war See also:
Dollond (1730-1820), das in 1750 im Geschäft als Hersteller der optischen See also:
Newton abgegeben wurden, diskutierte Dollond diese Möglichkeit (Phil.
encyclopedia.jrank.org /de/DIO_DRO/DOLLOND_JOHN_1706_1761_.html   (571 words)

  
 JOHN DOLLOND (1706—1761) - Online Information article about JOHN DOLLOND (1706—1761)
JOHN DOLLOND (1706—1761) - Online Information article about JOHN DOLLOND (1706—1761)
Search over 40,000 articles from the original, classic Encyclopedia Britannica, 11th Edition.
Dollond (1730-1820), who in 1750 had started in business as a maker of See also:
encyclopedia.jrank.org /DIO_DRO/DOLLOND_JOHN_17061761_.html   (526 words)

  
 England, 1624,- statute of monopolies -
John Dollond aus London hatte das Patent No. 721 aus dem Jahr 1758 für "Object Glasses for Telescopes".
John Dollond starb 1761, sein Sohn Peter verklagte den Optiker Champneys (auch Champness) 1766 wegen Patentverletzung.
Die Verteidigung führte an, dass John Dollond weder der erste noch der wahre Erfinder war, Chester Moor Hall aus Essex hatte um 1730 bereits die gleiche Erfindung gemacht.
www.wolfgang-pfaller.de /england.htm   (3007 words)

  
 John Dollond   (Site not responding. Last check: 2007-10-28)
London optician John Dollond (1706-1761) is known as the inventor of the achromatic lens for telescopes.
The firm remained in the hands of the Dollond family until the 1870s.
This Ellis-Type Aquatic microscope has a tubular pillar attached to the box-foot.
ar.utmb.edu /areas/informresources/collections/blocker/microscopes/makers/dollond.asp   (109 words)

  
 No Excuses Ltd | Website Design | Internet | Advertising | Warwickshire | UK
01/03/2007 - John Earle & Son Estate Agents launch totally new CMS site
06/12/2005 - New site for John Stoddart - Celebrity Photographer...
01/09/2004 - Dollond & Aitchison launches Press Office webiste
www.noexcuses.co.uk   (402 words)

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