G02B9/40 - CPC Classification Index

ClassID:

174463 ⎘

G02B9/40 - CPC Classification

Classification description:

Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only arranged + -- + both - components being meniscus one - component being compound

Recent Application in this class:

20230114890

2023-04-13

LENS OPTICAL SYSTEM, LIGHT RECEIVING DEVICE, AND DISTANCE MEASURING SYSTEM

20100302652

2010-12-02

Imaging lens, imaging device, and portable terminal