# K262637: SLIT LAMP SL-D4 (Type: LED)

- Pathway: 510(k) (Traditional)
- Applicant: Topcon Corporation
- Decided: Sep 18, 2026 after 51 days
- Product code: HJO (Biomicroscope, Slit-Lamp, Ac-Powered)
- Device class: 2
- Regulation: 21 CFR 886.1850
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 4 generations back to K982057 (1998). 4 ancestors in all.
No later device cites it as a predicate yet.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K133667: Slit Lamp SL-D701, Topcon Corp. (2014) Summary page 6.

## Indications for use
The Slit Lamp SL-D4 (Type: LED) is an AC-powered slittamp biomicroscope intended for use in eye examination of the anterior eye segment, from the cornea epithelium to the posterior capsule. It is used to aid in the diagnosis of diseases or trauma which affect the structural properties of the anterior eye segment.

Source page: https://510kreport.com/device/K262637
Methodology: https://510kreport.com/methodology