Beijing Jeffoptics Company Limited is a leading manufacturer of high-quality stress measurement instrumentation. Our product is designed to measure the edge stress of glass, including tempered, annealed, and laminated glass. This unique device is designed for use in glass fabrication factories, testing labs, and quality control departments. Our edge stress measurement instrumentation is accurate, reliable, and easy to use. It utilizes the latest technology to provide precise measurements of surface stress, which is critical for the safety and performance of glass products. Our product is not only advantageous but also affordable. Our pricelist ensures that customers can acquire the product at an affordable cost. At Beijing Jeffoptics, we believe that quality is non-negotiable. Our product is reliable, durable, and comes with a one-year warranty. You can trust our product to offer accurate results for a long time. Our team of technicians is always available to offer technical support and ensure that our clients get the most out of our products. Purchase our product today and get the most accurate edge stress readings at an affordable price.