Number | Date | Country | Kind |
---|---|---|---|
2-125939 | May 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4079411 | Engelbrecht et al. | Mar 1978 | |
4277138 | Dammann | Jul 1981 | |
4679901 | Dammann et al. | Jul 1987 | |
4882619 | Hasegawa et al. | Nov 1989 | |
4963464 | Setani | Oct 1990 | |
4991030 | Sato et al. | Feb 1991 |
Number | Date | Country |
---|---|---|
383307 | Aug 1990 | EPX |
2645075 | Nov 1978 | DEX |
Entry |
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H. Dammann, Applied Optics, "Color Separation Gratings", vol. 17, No. 15, Aug. 1, 1978, pp. 2273-2279. |