Patent ID: 11865043
Assignee: CARL ZEISS MEDITEC AG
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 9:
10. A method for laser surgery of axially separated structures of an eye, utilizing a femtosecond laser as a radiation source for therapeutic laser radiation and an objective with lenses or lens groups from which the therapeutic laser radiation exits and is directed and focused on to or into the eye, the method comprising:
configuring the objective in a first configuration wherein a focus is directed to a first axially separate region of the eye and limited to a first focus range Δz1 encompassing the first axially separate region,
configuring the objective in a second configuration wherein the focus is directed to a second axially separate region, and is limited to a second focus range Δz2 encompassing the second axially separate region, and
configuring the objective in a third configuration wherein the focus is directed to a third axially separate region, and is limited to a third focus range Δz3 encompassing the third axially separate region,
each of the first focus range Δz1, the second focus range Δz2 and the third focus range Δz3 being separate from the other of the first focus range Δz1, the second focus range Δz2 and the third focus range Δz3.