Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - (G02B15/00 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or –

CPC: Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - (G02B15/00 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or –

CPC:

Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - (G02B15/00 takes precedence)

IPC and CPC are identically structured here. All 7 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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G02B 9/02 having one + component only (simple lenses G02B3/00) IPC+CPC Available in IPC and CPC
G02B 9/04 having two components only IPC+CPC Available in IPC and CPC
G02B 9/12 having three components only IPC+CPC Available in IPC and CPC
G02B 9/34 having four components only IPC+CPC Available in IPC and CPC
G02B 9/60 having five components only IPC+CPC Available in IPC and CPC
G02B 9/62 having six components only IPC+CPC Available in IPC and CPC
G02B 9/64 having more than six components IPC+CPC Available in IPC and CPC