Patent ID: 11914181
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 35:
36. An optical filter comprising:
a first filter group comprising:
a plurality of first bandpass filters; and
a plurality of first multi-layers provided on the plurality of first bandpass filters; and

a second filter group comprising:
a plurality of second bandpass filters; and
a plurality of second multi-layers provided on the second bandpass filters,

wherein the plurality of first bandpass filters comprises:
a first first bandpass filter having a first center wavelength within a first wavelength band, and
a second first bandpass filter having a second center wavelength within a second wavelength band, and

wherein the plurality of first multi-layers is configured to block light of wavelength bands different from the first wavelength band,
wherein the first multi-layer comprises a plurality of material layers provided above an upper most Bragg reflective layer among a plurality of first Bragg reflective layers.