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A lens system for a folding reflex camera is provided. The system includes: (a) a first group on the object side of the system's stop which (i) has a positive dioptric power, (ii) includes an aspheric surface, and (iii) has a concave surface adjacent to the stop; and (b) a second group on the i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	VAN TASSELL, JON, PLUMMER, T, BAKER, G
Format:	Patent
Sprache:	ger
Schlagworte:	OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHYSICS
Online-Zugang:	Volltext bestellen
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