---
kind: "section"
citation: "21 C.F.R. § 882.1890"
title: "21"
number: "882.1890"
heading: "Evoked response photic stimulator."
url: "https://uscodex.org/cfr/21/882.1890"
---

# §882.1890. Evoked response photic stimulator.

- (a) **Identification.** An evoked response photic stimulator is a device used to generate and display a shifting pattern or to apply a brief light stimulus to a patient's eye for use in evoked response measurements or for electroencephalogram (EEG) activation.
- (b) **Classification.** Class II (performance standards).

## Notes

### Authority

Authority: 21 U.S.C. 351, 360, 360c, 360e, 360j, 360 l, 371.

### Source

Source: 44 FR 51730, Sept. 4, 1979, unless otherwise noted.