---
kind: "section"
citation: "21 C.F.R. § 886.1910"
title: "21"
number: "886.1910"
heading: "Spectacle dissociation test system."
url: "https://uscodex.org/cfr/21/886.1910"
---

# §886.1910. Spectacle dissociation test system.

- (a) **Identification.** A spectacle dissociation test system is an AC-powered or battery-powered device, such as a Lancaster test system, that consists of a light source and various filters, usually red or green filters, intended to subjectively measure imbalance of ocular muscles.
- (b) **Classification.** Class I (general controls). The AC-powered device and the battery-powered device are exempt from the premarket notification procedures in [subpart E of part 807](/cfr/21/part807-subpartE.md) of this chapter, subject to the limitations in [§ 886.9](/cfr/21/886.9.md). The battery-powered device is also exempt from the current good manufacturing practice requirements of the quality management system regulation in [part 820](/cfr/21/part820.md) of this chapter, except for requirements concerning records and complaint files under [§ 820.35](/cfr/21/820.35.md) of this chapter.

## Notes

### Amendments

[55 FR 48442, Nov. 20, 1990; 55 FR 51799, Dec. 17, 1990, as amended at 59 FR 63013, Dec. 7, 1994; 66 FR 38813, July 25, 2001; 90 FR 55992, Dec. 4, 2025]

### Authority

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

### Source

Source: 52 FR 33355, Sept. 2, 1987, unless otherwise noted.

### Amendments

[55 FR 48442, Nov. 20, 1990; 55 FR 51799, Dec. 17, 1990, as amended at 59 FR 63013, Dec. 7, 1994; 66 FR 38813, July 25, 2001; 90 FR 55992, Dec. 4, 2025]