Scan Heads
QS-7 XY Open Frame 2-Axis Scan Head
For fast, accurate beam steering in XY applications
Open Frame 2-Axis Scan Heads are used for fast and accurate XY beam steering. Open frame heads are compact and provide flexibility for mounting in OEM applications or products.
- Recommended apertures7mm, 10mm
- Product familyOpen Frame 2-Axis Scan Heads

Overview
Nutfield Technology’s open frame scan heads include two galvanometers with mirrors mounted in optimized XY configuration, two servo amplifiers (require mounting to heat sink, not provided), and galvo-to-servo cable sets.
Nutfield Tech’s QS-7 XY Open Frame Scan Heads feature factory-set ±5 or ±10VDC analog inputs that produce ±22.5 degrees optical scan angles. The QS-7 OFH is available in 7mm and 10mm apertures for a variety of wavelengths.
Contact Nutfield Technology for assistance with identifying a solution for your scanning application.
Key Features
Key features of the QS-7 XY Open Frame Scan Head:
- 7mm and 10mm apertures
- Match-tuning ensures same X & Y galvo response given the same input command
- Offers a strong combination of performance and value
- XY Receiver Card available for interface with Nutfield’s WaveRunner Scan Control Software and SurfBoard or Pipeline Scan Control Hardware
Specifications
Values as published by Nutfield Technology.
Specifications for the QS-7 XY Open Frame Scan Head:
| Specifications: | Value |
|---|---|
| QS-7 OPD Open-Frame Scan Head | |
| Performance: | |
| Linearity | >99.8% @ ±20° |
| Gain Drift | 50ppm/°C |
| Offset Drift | 15 µrad/°C |
| Repeatability | 20 µrad |
| Dynamic Performance: | |
| Step Response Time | |
| 7mm X Mirror | 275 µs |
| 7mm Y Mirror Matched | 300 usec |
| 10mm X Mirror | 350 µs |
| 10mm Y Mirror Matched | 420 usec |
| Cable lengths available: | 7″ to 24″ (0.18m to 0.61m) |
| Storage Temperature: | 10 to 50°C |
| Operating Temperature: | 0 to 40°C noncondensing |
| All specifications are using Nutfield Tech’s QD-4000 Servo Amplifier. |
Applications
Nutfield’s QS-7 XY Open Frame Scan Heads are ideal for the following applications:
- Microscopy
- Optical Coherence Tomography (OTC)
- Laser Marking
Accessories
Accessories available for the QS-7 XY Open Frame Scan Head:
- Cables – available lengths 7″ to 24″ (0.0178m to 0.610m)
- Diagnostic Cables
- XY Receiver Card available for interface with Nutfield’s WaveRunner Scan Control Software and SurfBoard or Pipeline Scan Control Hardware
Downloads
Documentation for the QS-7 XY Open Frame Scan Head:
Need help choosing the right scanning solution?
Contact Nutfield Technology for assistance with identifying a solution for your scanning application.

