Scope of Application

【Operating Instructions】

The Respirator Lens Tester is designed to evaluate the damage resistance of respirator lenses by subjecting them to a free-falling steel ball from a specific height.During the test, the sample is correctly fitted onto a test headform. The headform is positioned and secured with the lens facing upwards. A steel ball is then released to free-fall from a height of 1.3m onto the center of the lens. The operator records whether any fracture or breakage occurs.The instrument consists of a machine base, a steel ball clamping and release mechanism, and a headform.

YS-727 Respirator Lens Tester

Product Overview

The Respirator Lens Tester is designed to evaluate the damage resistance of respirator lenses by subjecting them to a free-falling steel ball from a specific height.

During the test, the sample is correctly fitted onto a test headform. The headform is positioned and secured with the lens facing upwards. A steel ball is then released to free-fall from a height of 1.3m onto the center of the lens. The operator records whether any fracture or breakage occurs.

The instrument consists of a machine base, a steel ball clamping and release mechanism, and a headform.

Scope of Application

Suitable for all types of full-facepiece respirators.

Compliance Standards

• GB 2626

Technical Specifications

1. Steel Ball Diameter: 22 mm

2. Steel Ball Mass: 45 ± 1 g

3. Drop Height: 1.3 m