Student Scale Spring Scale or Newton Scale that provides direct readings for both force and measurements. Calibrated in both grams and Newtons. The body tube is made of clear plastic, which allows the students to see the action of the spring. Ends are color-coded based on capacity. The top is leveled for easy use with an inclined plane. This scale or meter is mainly used at a physics laboratory in Bangladesh. Labtex is a supplier and wholesaler of spring scale, Newton meters, and all types of physics laboratory equipment in Bangladesh