Item Type: X Linear Stage Main Body Material: Aluminum alloy (black anodized) Movement Amount for One Rotation of The Knob: 18.8mm Movement Accuracy: 30m Package List 1 x X Linear Stage 1Gear Rotation Manual Control: The linear stage trimming platform is manual controlled by gear rotation handle, with scale, convenient to use 2Dovetail Slot Guide Structure: The sliding table adopts dovetail slot guide structure, ensuring a smoothly and stably movement, has large load resistance 3High Precise: The moving direction of this linear stage is X axes, has high precise, the linear movement accuracy is up to 30m 4Lightweight and Durable: The sliding table is made of excellent aluminum alloy, lightweight, strong, resistant to friction, has good scratch, drop and corrosion resistant 5Wide Application: The linear stage is suitable for optical instrument, measuring instrument, semiconductor manufacturing equipment, testing machine, microscope, photographic equipment, transporter, processing machine, medicine machine, printing machine, etc.