Glasses Lens Stress Tester Machine, Crystal Lens Detector, Polarized Stress Meter, Measuring Stress and Strain in Lenses

• ➤Stress Tester: It can accurately measure stress and strain in a variety of materials, including plastics and glass. Suitable for major optical stores, vision care centers, optometry training centers, etc.
• ➤Efficient: The polarizer stress tester adopts an efficient design, fast measurement speed, LED light source, clear display, and can quickly and accurately measure stress and strain levels.
• ➤Stress Condition: Excessive stress, darkening of the texture around or around the optical lens; uniform stress, and uniform and straight semicircular areas around the lens.
• ➤High-quality Materials: The stress tester is made of high-quality materials to ensure durability and long-term use. One-button switch, simple interface, easy to use.
• ➤Range of Application: Suitable for major optical stores, vision care centers, hospitals, optometry training centers, etc. Detect the stress status of glasses, determine the authenticity of the crystal, and be used for glasses production and testing.

The following pressure conditions can typically be observed using a pressure gauge: - Excessive stress or excessive local stress: the sharp-angled long lines around the spectacle lens or parts of the periphery become darker in color and the texture is messy. - Stress is too weak: there are almost no lines around the eye piece - Uniform stress: a semicircular and uniform line around the eyes Specification: Name: Glasses Lens Stress Gauge Voltage: 220V/110V Power: 5W Size: 140*95*130mm Weight: 1.2kg Scope of application: eye hospitals, optical shops, etc. Package Includes: 1 * Lens Strain Tester Notice: - If you have any questions about this product, please write to us and we will be happy to provide you with service.