| タイトル | Optical instrument employing reticle having preselected visual response pattern formed thereon |
| 本文（外部サイト） | http://hdl.handle.net/2060/19770016006 |
| 著者（英） | Haines, R. F. |
| 著者所属（英） | NASA Ames Research Center |
| 発行日 | 1977-04-19 |
| 言語 | eng |
| 内容記述 | An optical instrument for use in locating indicator lights or the like on a work surface is described. It comprises a tubular housing, a lens mounted within the housing and including an inner surface coated with a dichroic material that is capable of reflecting a portion of the light incident thereon, a plate mounted within the housing opposite the lens and having a central aperture, a transparent substrate disposed within the housing intermediate the lens and the plate, the substrate including a first surface disposed in a facing relationship to the dichroic material, and a reticle formed on the first surface and comprised of a material capable of reflecting light. |
| NASA分類 | OPTICS |
| レポートNO | 77N22950 |
| 権利 | No Copyright |
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