• Thumbnail for Barr and Stroud
    Barr & Stroud Limited was a pioneering Glasgow optical engineering firm. They played a leading role in developing modern optics, including rangefinders...
    8 KB (887 words) - 06:37, 21 March 2024
  • Thumbnail for Coincidence rangefinder
    Coincidence rangefinder (category Armoured fighting vehicle vision and sighting equipment)
    and Lomb M1 stereoscopic rangefinder and the British Barr and Stroud FQ 25 and UB 7 coincidence rangefinders, and concluded "that the tests indicate no...
    8 KB (908 words) - 06:14, 26 April 2024
  • Thumbnail for Periscope
    Together with a Description of the Main Features of the Barr and Stroud Periscopes. Barr and Stroud Limited. 1928. "H I Sutton - Covert Shores". www.hisutton...
    20 KB (2,250 words) - 16:44, 23 May 2024
  • Thumbnail for Battle of Tsushima
    fleet was headed going into the Sea of Japan, and the use of Barr and Stroud rangefinders by Oslyabya and Navarin on the Russian side were top secrets...
    174 KB (18,694 words) - 00:38, 4 July 2024
  • Thumbnail for Optophone
    detect black print and convert it into an audible output which could be interpreted by a blind person. The Glasgow company, Barr and Stroud, participated in...
    3 KB (275 words) - 00:59, 13 April 2023
  • Thumbnail for Dunlop Manufacturing
    part-time business while working as a processing and chemical engineer at Barr and Stroud in Glasgow. He was an apprentice of creator of the first hip replacement...
    6 KB (649 words) - 12:54, 15 May 2024
  • Thumbnail for Stereoscopic rangefinder
    and Lomb M1 stereoscopic rangefinder and the British Barr and Stroud FQ 25 and UB 7 coincidence rangefinders, and concluded "that the tests indicate no...
    5 KB (521 words) - 20:16, 4 December 2023
  • Thumbnail for HMS Dreadnought (1906)
    at the head of the foremast and on a platform on the roof of the signal tower. Data from a 9 ft (2.7 m) Barr and Stroud FQ-2 rangefinder located at each...
    46 KB (5,827 words) - 11:57, 27 May 2024
  • Thumbnail for Chieftain (tank)
    ranging gun with a Barr and Stroud LF-2 laser rangefinder with a 10 km (6.2 mi) range. This allowed engagements at much longer ranges, and also could be linked...
    56 KB (7,231 words) - 06:46, 8 July 2024
  • Thumbnail for Bretagne-class battleship
    mounts were added, and the quadruple 13.2 mm guns were removed. The Bretagnes were provided with 4.57-metre (15.0 ft) Barr and Stroud rangefinders. Each...
    27 KB (3,204 words) - 14:57, 2 February 2024
  • Thumbnail for Orion-class battleship
    in the spotting tops at the head of the fore and mainmasts. Data from a nine-foot (2.7 m) Barr and Stroud coincidence rangefinder, located at each control...
    33 KB (3,991 words) - 11:33, 23 April 2024
  • Thumbnail for Jim Sheridan (politician)
    Daily Express from 1978 to 1984, then for Thales Optronics (formerly Barr and Stroud before 2001) in Glasgow, where he was a trade union convenor for the...
    11 KB (952 words) - 01:01, 12 August 2023
  • Thumbnail for Battle of the Yellow Sea
    kilometres (2.5 mi), while Japanese pre-dreadnoughts had the latest (1903) Barr and Stroud coincidence rangefinders, which had a range of 6 kilometres (3.7 mi)...
    27 KB (3,268 words) - 07:18, 4 May 2024
  • Thumbnail for HMS Neptune (1909)
    in the spotting tops at the head of the fore and mainmasts. Data from a nine-foot (2.7 m) Barr and Stroud coincidence rangefinder located at each control...
    33 KB (4,224 words) - 14:02, 2 February 2024
  • Thumbnail for Bellerophon-class battleship
    in the spotting tops at the head of the fore and mainmasts. Data from a 9-foot (2.7 m) Barr and Stroud coincidence rangefinder located at each control...
    29 KB (3,516 words) - 13:59, 2 February 2024
  • Thumbnail for St Vincent-class battleship
    in the spotting tops at the head of the fore and mainmasts. Data from a 9-foot (2.7 m) Barr and Stroud coincidence rangefinder located at each control...
    32 KB (3,950 words) - 14:01, 2 February 2024
  • 2000, and subsequently they were adopted for towed guns, notably UK's 105mm L118 Light Guns. Gun laying Milliradian Rangefinder "Archives of Barr and Stroud"...
    4 KB (614 words) - 04:07, 8 September 2023
  • Thumbnail for King George V-class battleship (1911)
    9-foot (2.7 m) coincidence rangefinder (an unstabilized Barr and Stroud instrument in King George V and stabilized Argo units in the other ships) on the roof...
    32 KB (4,000 words) - 14:06, 2 February 2024
  • Thumbnail for French battleship Suffren
    was fitted with additional Barr and Stroud rangefinders near the bridge. Two of these were mounted on transverse rails fore and aft of the bridge. The after...
    31 KB (4,144 words) - 00:53, 19 June 2024
  • Thales Optronics (category Armoured fighting vehicle vision and sighting equipment)
    businesses: Pilkington PE located in North Wales (formed in 1966) and Barr and Stroud, which was based in Glasgow. Pilkington PE later became Thales Optics...
    6 KB (508 words) - 14:23, 27 July 2022
  • Thumbnail for Oberon-class submarine
    classes such as the Collins and Victoria classes in Australia and Canada, respectively. The submarines were built between 1957 and 1978 by four shipyards:...
    41 KB (4,813 words) - 11:10, 10 June 2024
  • Thumbnail for Sleeve valve
    and Rolls-Royce Eagle engines. The SSV system also reduced the high oil consumption associated with the Knight double sleeve valve. Barr and Stroud Ltd...
    42 KB (5,940 words) - 12:57, 28 January 2024
  • Thumbnail for Gun laying
    rangefinder was developed by Barr & Stroud a pioneering Scottish optical engineering firm. Archibald Barr and William Stroud became associated from 1888...
    37 KB (5,167 words) - 19:20, 24 May 2024
  • Thumbnail for Binoculars
    and present. They include: Barr and Stroud (UK) – sold binoculars commercially and primary supplier to the Royal Navy in WWII. The new range of Barr &...
    98 KB (11,096 words) - 15:37, 20 May 2024
  • Thumbnail for Colossus-class battleship (1910)
    from a nine-foot (2.7 m) Barr and Stroud coincidence rangefinder located there was input into a Dumaresq mechanical computer and electrically transmitted...
    30 KB (3,708 words) - 14:03, 2 February 2024
  • Pilkington (category 2006 mergers and acquisitions)
    businesses: Pilkington PE located in North Wales (formed in 1966), and Barr and Stroud (acquired in 1977) which was based in Glasgow. Pilkington PE later...
    18 KB (1,878 words) - 11:09, 7 July 2024
  • Thumbnail for Ship gun fire-control system
    British-built IJN battleship Asahi and her sister ship, the fleet flagship Mikasa, were equipped with the latest Barr and Stroud range finders on the bridge...
    78 KB (10,711 words) - 17:59, 24 February 2024
  • Thumbnail for Invincible-class battlecruiser
    main guns. Data from a 9-foot (2.7 m) Barr and Stroud rangefinder was input into a Dumaresq mechanical computer and electrically transmitted to Vickers...
    52 KB (7,132 words) - 22:36, 16 May 2024
  • Thumbnail for Japanese battleship Asahi
    all the other Japanese battleships of the time, was fitted with four Barr and Stroud FA3 coincidence rangefinders that had an effective range of 8,000 yards...
    29 KB (3,449 words) - 19:49, 20 February 2024
  • Thumbnail for Indefatigable-class battlecruiser
    of the tripod fore and main masts controlled the fire of the Indefatigable's main guns. Data from a 9-foot (2.7 m) Barr and Stroud rangefinder was input...
    52 KB (7,082 words) - 14:36, 2 February 2024