Product overview
Key buying points at a glance
Use this section to scan application fit, reference pricing and decision notes before reading the full technical content.
- Ultra‑Compact Design Only 9.6 mm tall, 39 % thinner than comparable encoders, perfect for space‑constrained CNC machines.
- Nanometer Resolution Programmable interpolation up to X16384 gives linear resolution as fine as 1.22 nm, meeting the most demanding precision tasks.
- Flexible Scale Options Supports 30 m metal strip, 6 mm wide glass, and rotary glass scales, allowing a single head to serve multiple measurement modes.
- Robust Signal Integrity Double‑shielded 4.2 mm cable tolerates 20 mm bend radius with 20 million flex cycles, ensuring reliable long‑distance transmission.
- Full Software Configurability All parameters are set online via SmartPrecision II and stored in non‑volatile memory, eliminating repeat calibrations after power loss.
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Product detail
Application and configuration notes
Product Overview
The MicroE MII5750-AB-4000-5-1-0 linear optical encoder from Novanta’s MicroE Systems delivers nanometer‑level resolution in a ultra‑compact form factor (38.5 × 13.5 × 9.6 mm). Integrated signal processing eliminates the need for external boxes, making it ideal for tight‑space applications such as small CNC machine tools, semiconductor wafer handlers, and medical automation platforms.
Key Mechanical Advantages
- Overall height only 9.6 mm – 39 % thinner than competing units.
- 6 mm wide metal strip scale with 0.3 mm thickness; up to 30 m travel.
- Glass scale option up to 995 mm for high‑precision short‑range measurement.
- Alignment tolerance ±0.15 mm and angular mis‑alignment ±1° (X) / ±2° (Y/Z).
Programmable Core Functions
All parameters are configured online through MicroE SmartPrecision II software and stored in non‑volatile memory. Features include:
- Interpolation factor X4‑X16384, providing linear resolution from 5 µm down to 1.22 nm.
- Output bandwidth 0.098 M‑50 M orthogonal counts per second.
- Adjustable low‑pass filter 0.01 kHz‑100 kHz.
- Dual‑level programmable limit signals with safety logic.
- Automatic signal‑gain adaptation for dust or slight contamination.
Technical Specifications
| Parameter | Value |
|---|---|
| Scale pitch | 20 µm |
| Maximum linear speed | 5 m/s |
| Full‑travel accuracy (metal strip) | ±5 µm/m |
| Linear glass accuracy (≤130 mm) | ±1 µm |
| Rotary accuracy | ±2.1 arc‑sec |
| Weight | 3 g |
| Dimensions (L×W×H) | 11.03 × 13.50 × 38.50 mm |
Typical Applications
Designed for high‑precision motion feedback in:
- Semiconductor equipment (wafer bonders, probe stations)
- Medical automation (miniature surgical robots, imaging platforms)
- Precision optics and metrology (spectrometers, interferometers)
- Electronics assembly (micro‑component placement, wire bonding)
- Miniature CNC machines (micro‑grinders, feed axes)
Contact & Inquiry
For quotations, technical support, or sample requests, contact our authorized distributor in Beijing: Dong Yu, Tel +86 185‑1855‑6588.
Key Selling Points
- Ultra‑Compact Design: Only 9.6 mm tall, 39 % thinner than comparable encoders, perfect for space‑constrained CNC machines.
- Nanometer Resolution: Programmable interpolation up to X16384 gives linear resolution as fine as 1.22 nm, meeting the most demanding precision tasks.
- Flexible Scale Options: Supports 30 m metal strip, 6 mm wide glass, and rotary glass scales, allowing a single head to serve multiple measurement modes.
- Robust Signal Integrity: Double‑shielded 4.2 mm cable tolerates 20 mm bend radius with 20 million flex cycles, ensuring reliable long‑distance transmission.
- Full Software Configurability: All parameters are set online via SmartPrecision II and stored in non‑volatile memory, eliminating repeat calibrations after power loss.
Buying Guide and Applications
Selection Guide – Choosing the Right Scale
When selecting a scale for the MII5750‑AB‑4000‑5‑1‑0, consider travel length, environment, and required accuracy. The 0.3 mm thick metal strip can be cut on‑site for long‑range applications up to 30 m, while the glass scale provides sub‑micron accuracy for short travel. Ensure the scale width matches the 6 mm encoder housing to maintain mechanical clearance.
Installation Tips for Small CNC Machines
Because the encoder height is only 9.6 mm, it can be mounted directly on compact spindle or feed‑axis housings. Use the built‑in alignment pins and adhere the zero‑position marker with the provided adhesive. Verify the ±0.15 mm gap and X‑axis angular tolerance before powering up. A standard 10 m double‑shielded cable (4.2 mm Ø) can be routed through tight cable chains without signal loss.
Maintenance and Calibration
The encoder is solid‑state with no mechanical wear. Perform a visual inspection of the scale for dust or oil; the integrated adaptive gain algorithm compensates minor contamination. For full‑scale verification, request a laser interferometer calibration certificate traceable to NIST, which is provided from the factory.
Programming the Encoder via SmartPrecision II
All settings are stored in the head’s non‑volatile memory, so power loss does not erase the configuration. Use the SmartPrecision II PC tool to set interpolation, bandwidth, filter cut‑off, and limit‑signal polarity. Changes take effect instantly without hardware re‑wiring, reducing downtime during production change‑overs.
Why Choose an Authorized MicroE Distributor
Authorized partners like Beijing Gaokong Technology have direct access to firmware updates, technical support, and original‑equipment‑manufacturer documentation. This ensures you receive genuine MicroE parts with CE compliance and long‑term availability for replacement or scaling up your production line.
Buyer FAQ
What measurement ranges does the MII5750‑AB‑4000‑5‑1‑0 support?
It works with a 0.3 mm thick metal strip up to 30 m, a 6 mm wide glass linear scale up to 995 mm, and rotary glass scales for angular measurement.
Can the encoder be used for both linear and angular feedback?
Yes, the same readhead can read linear metal or glass scales and interchangeable rotary glass scales, providing a unified feedback solution.
Is the encoder compatible with existing CNC controllers?
The encoder outputs quadrature pulses (20 k–268 M CPR) and configurable bandwidth (0.098 M–50 M counts/s), which can be matched to most motion controllers via the programmable parameters.
What environmental protection does it offer?
The head includes a large‑area photodiode and multi‑stage optical filtering, giving high resistance to dust and oil; a double‑shielded cable eliminates electromagnetic interference.
How is the device calibrated?
Each unit is calibrated with a laser interferometer traceable to NIST standards before shipment, and the software provides on‑line calibration data for verification.
Who should I contact for purchase?
Reach out to the authorized distributor in Beijing, Dong Yu (Tel +86 185‑1855‑6588), for quotes, technical support, and sample units.
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Buyer questions before ordering
What measurement ranges does the MII5750‑AB‑4000‑5‑1‑0 support?
It works with a 0.3 mm thick metal strip up to 30 m, a 6 mm wide glass linear scale up to 995 mm, and rotary glass scales for angular measurement.
Can the encoder be used for both linear and angular feedback?
Yes, the same readhead can read linear metal or glass scales and interchangeable rotary glass scales, providing a unified feedback solution.
Is the encoder compatible with existing CNC controllers?
The encoder outputs quadrature pulses (20 k–268 M CPR) and configurable bandwidth (0.098 M–50 M counts/s), which can be matched to most motion controllers via the programmable parameters.
What environmental protection does it offer?
The head includes a large‑area photodiode and multi‑stage optical filtering, giving high resistance to dust and oil; a double‑shielded cable eliminates electromagnetic interference.
