Abbildungslinse, Kamera und persönlicher digitaler Assistent
Anmelder: Ricoh Company, Ltd., Ricoh Company Ltd. 🇯🇵
Details
- Veröffentlichungs-Nr.
- EP2490061
- Aktenzeichen
- EP12156024
- Anmeldetag
- 17. Februar 2012
- Veröffentlichung
- 31. März 2021
- Erteilung
- 31. März 2021
- Rechtsraum
- EP
- IPC
- G02B13/00
Abstract
An imaging lens includes in order from an obj ect side a first lens group including a positive refractive power and a second lens group having a negative refractive power, the first lens group and the second lens group including a widest air space therebetween, the first lens group including in order from the object side a negative first lens having a concave face on the object side, a positive second lens having a convex face on both sides, an aperture stop, a negative third lens having a concave face on the object side, a positive fourth lens having a convex face on an image side and a positive fifth lens having a convex face on the image side, and the second lens group including a negative meniscus sixth lens having a concave face on the object side.
Anmelder
- Firmen
- Ricoh Company, Ltd.
Ricoh Company Ltd. - Land
- 🇯🇵 Japan
Japanisches Unternehmen mit Sitz in Tokio, das Bürogeräte wie Drucker, Kopierer und Multifunktionssysteme sowie zugehörige Dokumenten- und IT-Dienstleistungen anbietet.
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