References
- N.S.L. 71OP, Photo-diode, from Hird-Brown & Co., Ltd. Manchester.
- The Eel Colour Temperature Meter. Evans Electroselenium Ltd., Harlow, Essex.
- Walsh, J. W. T., “Photometry”(Constable & Co. Ltd. 1953), p.372.
- S.E.I. Matching Spot Photometer. Salford Electrical Instruments Ltd., distributed by Ilford Ltd., Tlford, London.
- Walsh, J. W. T., “Photometry”(Constable & Co. Ltd. 1953), p.399.
- Graham, R. W., and Bridges, R., A 0.2 msec Xenon Strobe Lamp for flash-photomicrography, J. photogr. Sci., J8, 244, (1970).
- Aspden, R. L., “Electronic Flash Photography”(Temple Press Ltd. 1959), pp. 53, 77.
- Edgerton, H. E. “Photographic use of electrical discharge tubes", J. opt. Soc. Am., 36, (1946).
- Private communication with H. E. Edgerton. 14th Jan. 1972.
- Tenslite Microscope Lamp, Vickers Ltd., York.
- Argon-Jet light source, Optical Ltd., 32 The Mall, Ealing, London.
- Courtney Microflash.
- Graham, R. W., and Webster, J. M., “Properties of an Argon Laser in the schlieren study of gas flow within an electric arc or plasma", J. photo Sci., J6, 49 (1968).