J. H. Dallmeyer
J. H. Dallmeyer Ltd, of 25 Newman Street, Oxford Street, London. (1888). [1]
J. H. Dallmeyer Ltd, of Carlton House, 11d Regent Street, Piccadilly Circus, London, SW1. T.A.: "Dallmeyer, London". Telephone: Gerrard 6513. Factory: Church End Works, Willesden, London, NW10 (1922)
J. H. Dallmeyer Ltd, of Church End Works, High Road, Willesden, London, NW10. Telephone: Willesden 1621-2. Cables: "Dallmeyer, Harles, London". (1947)
1859 John Henry Dallmeyer inherited a third of his employer's large fortune and the telescope manufacturing portion of his business.
Turning from astronomical work to the making of photographic lenses, Dallmeyer introduced improvements in both portrait and landscape lenses, in object-glasses for the microscope and in condensers for the optical lantern.
c1880 John Henry Dallmeyer was advised to give up the personal supervision of his workshops, and to travel for his health.
His second son, Thomas Rudolphus Dallmeyer assumed control of the business on the failure of his father's health, introduced telephoto lenses into ordinary practice (patented 1891) and wrote a standard book on the subject (Telephotography, 1899).
1892 The company was registered on 11 April, to acquire a business of opticians. [2]
1910 Exhibited at the Physical Society's Exhibition[3]
1920 January Physical and Optical Societies Exhibition. Lenses. [4]
1922 Listed Exhibitor - British Industries Fair. Photographic and Kinematograph Lenses, Cameras, shutters, and Scientific Apparatus. (Stand No. G.61G) [5]
1937 Manufacturers of photographic and cine apparatus. [6]
During both World Wars, Dallmeyer's produced gun-sights and other military equipment for the armed forces.
1947 British Industries Fair Advert for Lenses for all Photographic and Cinematograph requirements. Manufacturers of Photographic Lenses for all Cameras and Projectors, Professional sub-standard. Television taking and Projection Lenses. Gauge Projection Lenses, Condensers, Magnifiers, etc. (Scientific and Optical Section - Olympia, Ground Floor, Stand No. D.1689) [7]
Dallmeyer lenses continued to be manufactured up until the 1970s.
1974 J H Dallmeyer Ltd was purchased by Watshams [8] becoming part of Watsham's Electro-Optics Ltd.
Camera Models
See Also
Sources of Information
- ↑ The Engineer 1888/03/09
- ↑ The Stock Exchange Year Book 1908
- ↑ The Times, Dec 12, 1910
- ↑ The Engineer of 16th Jan 1920 p62
- ↑ 1922 British Industries Fair p21
- ↑ 1937 The Aeroplane Directory of the Aviation and Allied Industries
- ↑ 1947 British Industries Fair Advert 404; and p77
- ↑ The Times Sept. 7, 1974
- [1] The London Project
- Britannica Online Encyclopaedia
- [2] Oxford DNB
- [3] Artemis Optical heritage