Technidyne #T480A Glossmeter, paper lab equipment

The T480A Glossmeter is a digital gloss meter that can measure the gloss of various surfaces. It is designed for medium to high gloss applications and can measure at 75 and 20 angles 1. The device has an automatic push-button calibration feature and a lock-out switch to prevent unauthorized personnel from tampering with instrument calibration. This device that measures the glossiness of a surface. It works by emitting light at a specific angle onto the surface and measuring the amount of light reflected back. The gloss meter then calculates the gloss value based on the intensity of the reflected light. Gloss meters typically use either a 75 or 20 angle to measure gloss, depending on the application. The T480A Glossmeter, for example, can measure gloss at both 75 and 20 angles. It is designed for medium to high gloss applications and meets the TAPPI Official Test Method T480 (75 Gloss Measurement) and TAPPI Official Test Method T653 (20 Gloss Measurement).