Laser Seam Stepper

Modular Laser Curing System

Integrated Laser Welding Systems

Quasi-CW Fiber Lasers: High Peak Power

TPS-6000 Tube Processing System

Welding LaserCell

Integrated Laser Sources & Scanners

SYS-3000-EV Battery Welding R&D Workstation

Mid-IR Hybrid Lasers for Polymer Processing, Spectroscopy, and Advanced Applications

CW Fiber Amplifiers

When specifying accessible names via `aria-labelledby`, ensure that the 
label elements exist.

## Explanation

Accessible names are required for many parts of a page, including form controls.
One way to accomplish this is to use `aria-labelledby` to specify the ID or IDs of 
other elements which contain a label. For example:

```html
<h2 id="dialog-labell">Important message!</h2>
<dialog aria-labelledby="dialog-label">
```

In this example, the `aria-labelledby` for the `<dialog>` points to an ID of `dialog-label`,
which doesn't exist. The heading it refers to instead has an ID of `dialog-labell`, presumably 
a typo.

## Why this matters

It isn't usually clear when an accessible name is broken, even during user testing.

This check helps to identify where an element clearly intended to have a label, but
that label is missing.

When a label is broken, it may be impossible for a user of assistive technologies
to understand what that element does.

missing-aria-labelled-by

December 2025

November 2025

IPG Photonics Corp.

Title / URL	Issues
Laser Seam Stepperwww.ipgphotonics.com/products/laser-systems/laser-seam-stepper	6
Modular Laser Curing Systemwww.ipgphotonics.com/products/laser-systems/modular-laser-curing-system	5
Integrated Laser Welding Systemswww.ipgphotonics.com/products/laser-systems/integrated-laser-welding-system	5
Quasi-CW Fiber Lasers: High Peak Powerwww.ipgphotonics.com/products/lasers/quasi-cw-fiber-lasers	5
TPS-6000 Tube Processing Systemwww.ipgphotonics.com/products/laser-systems/tps-6000	5
Welding LaserCellwww.ipgphotonics.com/products/laser-systems/welding-lasercell	5
Integrated Laser Sources & Scannerswww.ipgphotonics.com/products/beam-delivery/integrated-laser-scanners	5
SYS-3000-EV Battery Welding R&D Workstationwww.ipgphotonics.com/products/laser-systems/sys-3000-ev	5
Mid-IR Hybrid Lasers for Polymer Processing, Spectroscopy, and Advanced Applicationswww.ipgphotonics.com/products/lasers/specialized-lasers/mid-ir-hybrid-lasers	5
CW Fiber Amplifierswww.ipgphotonics.com/products/lasers/specialized-lasers/cw-amplifiers	5

Fix missing ARIA label IDs

IPG Photonics Corp.

Where this issue has occurred