OBSERVATION OPTICAL SYSTEM AND IMAGE DISPLAY APPARATUS HAVING THE SAME

An observation optical system is configured to observe an image displayed on an image display plane and includes a negative lens and a positive lens. At least one of the negative lens and the positive lens has a lens surface having a Fresnel shape. A predetermined condition is satisfied.

Bibliographische Detailangaben

1. Verfasser:	Mogi, Shuichi
Format:	Patent
Sprache:	eng
Schlagworte:	OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS
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