420mm Optical Ruler for CNC and Machine Tools

Achieve consistent high-precision measurements with this 420mm optical glass ruler, ideal for medium-to-large CNC and milling machines. Its robust design ensures smooth operation, accurate digital output, and durability under frequent use.

Key Features

• Ultra-fine 5μm resolution for precise machining

• Glass construction for rigid and stable measurements

• Designed for CNC, lathe, milling, and digital readouts

• TTL output signal ensures reliable communication with digital systems

• Longer 420mm length accommodates medium-large machines

Specifications

• Measuring distance: 420mm

• Resolution: 0.005mm

• Pitch: 0.02mm (50 lines/mm)

• Moving speed: 60 m/min

• Operating temperature: 0–45°C

• Voltage: DC5V

• Signal wire length: 3M metal hose

Package Contents

• 1 × 420mm glass linear scale (KA300-420mm-5um)

What Makes This a Smart Buy:
This 420mm optical ruler provides precision, durability, and reliability, perfect for professionals needing consistent results in CNC or mechanical workshops.