Number | Name | Date | Kind |
---|---|---|---|
3345912 | Lohmann | Oct 1967 | |
4195909 | Holle | Apr 1980 | |
4293944 | Izumita | Oct 1981 | |
4381557 | Jebens | Apr 1983 | |
4426693 | Satoh | Jan 1984 | |
4504938 | Tajima | Mar 1985 | |
4525625 | Abe | Jun 1985 | |
4542492 | Leterme | Sep 1985 |
Number | Date | Country |
---|---|---|
2029051 | Mar 1980 | GBX |
Entry |
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"Interferometer for Measuring Power Distribution of Ophthalmic Lenses", by Wyant & Smith, Applied Optics, Jul. 1975, vol. 14, No. 7, pp. 1607-1612. |
Optical Shop Testing by Malacara, .COPYRGT.1978 John Wiley & Sons, p. 105. |