0.5U 0.0005MM High Precision Linear Glass Scales Linear Encoder 5V TTL DB9 50 100 150 200 250 300 350 400 450 500MM for Machines

0.5U 0.0005MM High Precision Linear Glass Scales Linear Encoder 5V TTL DB9 50 100 150 200 250 300 350 400 450 500MM for Machines

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