Do you remember Part 1 for Spectacle Frames Testing Equipment List?
Don't talk nonsense, let’s continue the Part 2:
Lens Flame Retardant Testing Machine
Product Model: SL-SF03
To determine whether the material has the required flame retardant properties to ensure the safety of users.
Hinge Cycle Tester
Product Model: SL-SF04
To determine the spring hinge of the frame has a certain durability, can withstand a certain number of opening and closing activities, and maintain the original state, the purpose is to detect the change of the spring force of the spring hinge.
PLC Control Temple Torque Tester
Product Model: SL-SF05
Testing purposes: Determining the spectacle spring hinge has a certain durability, can withstand the opening and closing angle under a certain torsion, and the durability of repeated opening and closing, the purpose is to detect the spring life change of the spring hinge.
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