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Negretti Zambra Telescope issued by the British military, date unknown Detail from Negretti Zambra Telescope issued by the British military, date unknown. Negretti and Zambra (active 1850 – c. 1985) was a company that produced scientific and optical instruments and also operated a photographic studio based in London.
The new range of Barr & Stroud binoculars are currently made in China (Nov. 2011) and distributed by Optical Vision Ltd. Bausch & Lomb (US) – has not made binoculars since 1976, when they licensed their name to Bushnell, Inc., who made binoculars under the Bausch & Lomb name until the license expired, and was not renewed, in 2005.
The history of the compass started more than 2000 years ago during the Han dynasty (202 BC – 220 AD). The first compasses were made of lodestone, a naturally magnetized stone of iron, in Han dynasty China. [1] [2] It was called the "South Pointing Fish" and was used for land navigation by the mid-11th century during the Song dynasty (960 ...
The exhibition featured manufacturers of microscopes for medical, industrial, and educational purposes and for the amateur, prism binoculars, astronomical and portable telescopes, photographic lenses and cameras, surveying and measuring instruments, photometers, and scientific apparatus of every description.
Imran Chaudhri (1973– ) invented the user interface and interactions of the iPhone, also worked on the Mac, iPod, iPad, Apple TV and Apple Watch; John Clark (1785-1853) invented the first automated poetry generator, The Eureka, and patented a method to waterproof fabric for air beds and air cushions in 1813.
Engineers during World War Two test a model of a Halifax bomber in a wind tunnel, an invention that dates back to 1871.. The following is a list and timeline of innovations as well as inventions and discoveries that involved British people or the United Kingdom including the predecessor states before the Treaty of Union in 1707, the Kingdom of England and the Kingdom of Scotland.
Francis Barker & Son was established as F. Barker & Son in Clerkenwell, London in 1848. In that same year, the proprietor entered into partnership with Richard Groves in order to manufacture precision instruments such as portable sundials and field compasses. [3]
Robert Norman is noted for The Newe Attractive, a pamphlet published in 1581 [1] describing the lodestone and practical aspects of navigation.More importantly, it included Norman's measurement of magnetic dip, the incline at an angle from the horizon by a compass needle discovered by Georg Hartmann in 1544.