HTFPS601R Right-Handed Six-Axis High-Precision Fiber Optic Positioner
| Brand | HT |
|---|---|
| Origin | Jiangsu, China |
| Model | HTFPS601R |
| Material | Stainless Steel (Thermally Stable Grade) |
| Mounting Interface | Integrated Dovetail Base |
| Handedness | Right-Handed |
| Structural Configuration | Compact Monolithic Design with Cross-Roller Bearings and Precision Ground V-Grooves |
| Compliance | Designed for ISO/IEC 17025-aligned optical alignment workflows |
| Target Use Case | Active/passive fiber coupling, free-space-to-fiber interfacing, interferometric setup stabilization, and ultra-stable photonic packaging |
Overview
The HTFPS601R Right-Handed Six-Axis High-Precision Fiber Optic Positioner is an engineered solution for sub-microradian angular control and sub-micrometer linear positioning of single-mode and multimode optical fibers in demanding photonic assembly and metrology environments. Based on a rigid monolithic stainless steel architecture, the device implements a hybrid kinematic design combining high-load-capacity cross-roller bearings with precision ground V-groove guidance surfaces—enabling simultaneous, decoupled adjustment along six degrees of freedom (X, Y, Z, θx, θy, θz). Its thermal stability is optimized through low-coefficient-of-thermal-expansion (CTE) austenitic stainless steel construction, minimizing thermally induced drift during extended alignment sessions or temperature-varying lab conditions. Unlike stacked multi-stage mounts, the HTFPS601R integrates all six axes into a single compact envelope—reducing cumulative mechanical compliance and improving long-term repeatability in applications such as fiber-to-waveguide coupling, collimator alignment, and cavity mirror stabilization.
Key Features
- Monolithic stainless steel body with thermally stable grade alloy (CTE ≈ 17.3 × 10−6/°C), reducing positional drift under ambient fluctuations
- Six independent, backlash-free adjustment axes: three orthogonal translations (X/Y/Z) and three orthogonal rotations (tip/tilt/yaw), each driven by differential micrometer screws with 10 µm resolution
- Cross-roller bearing pairs paired with precision lapped V-grooves ensure high rigidity (>15 N/µrad angular stiffness) and minimal hysteresis (<0.5 µrad)
- Integrated dovetail base (8 mm width, 45° angle) compatible with standard optical breadboards and translation stages from Thorlabs, Newport, and Standa
- Right-handed configuration optimized for ergonomic access when mounted on the right side of optical tables; left-handed counterpart (HTFPS601L) available for symmetric dual-fiber setups
- Compact footprint (92 mm × 72 mm × 48 mm) enables dense integration in space-constrained interferometers, quantum optics rigs, and telecom module test benches
Sample Compatibility & Compliance
The HTFPS601R accommodates standard Ø125 µm bare fibers, Ø250 µm coated fibers, and Ø900 µm buffered fibers via interchangeable fiber clamping inserts (sold separately). It supports FC/PC, FC/APC, SC, and SMA ferrule types with optional adapter sleeves. Mechanical interface tolerances conform to ISO 10110-7 (optical component mounting) and ANSI/BHMA A156.13 (precision motion hardware). While not certified for medical or aerospace-grade qualification, its dimensional stability and repeatability meet requirements for GLP-compliant optical characterization labs performing fiber insertion loss mapping, polarization-dependent loss (PDL) measurement, and mode-field diameter optimization per IEC 61300-3-35.
Software & Data Management
As a purely manual mechanical positioning system, the HTFPS601R does not incorporate embedded electronics or digital interfaces. However, it is fully compatible with third-party motion control ecosystems: integrated into automated alignment platforms using Thorlabs Kinesis or Newport Motion Control software via external motorized actuators (e.g., stepper-driven micrometers). All mechanical adjustments are traceable via engraved scale rings (0.01 mm/0.001° resolution) and support audit-ready documentation when used within laboratories adhering to ISO/IEC 17025 calibration procedures. Alignment logs—including initial/final positions and environmental conditions—can be recorded in LIMS-compatible formats for full traceability in R&D and production validation workflows.
Applications
- Fiber-to-laser-diode active alignment in photonic integrated circuit (PIC) packaging
- Stabilization of fiber-coupled interferometer arms in gravitational wave detection prototypes
- Polarization controller alignment in coherent optical receivers
- Free-space optical switch calibration requiring <5 µrad angular reproducibility
- Alignment of fiber Bragg gratings (FBGs) within strain- and temperature-controlled test fixtures
- Multi-fiber array registration in silicon photonics wafer-level testing stations
FAQ
Is the HTFPS601R compatible with vacuum environments?
Yes—its all-metal construction and absence of lubricants or adhesives allow operation at pressures down to 10−6 mbar; however, bake-out above 80°C is not recommended due to potential stress relaxation in the stainless steel frame.
Can it be retrofitted with motorized actuators?
Yes—standard M4 threaded ports on all six adjustment axes accept commercially available stepper-motorized micrometers (e.g., Thorlabs DDSM100 or Sutter Instrument MP-285), enabling closed-loop automation when paired with position-sensing feedback systems.
What is the maximum load capacity?
The mount supports up to 150 g static load while maintaining angular repeatability better than ±0.8 µrad over 1,000 adjustment cycles.
Does it include fiber clamps?
No—fiber-holding components are sold separately to accommodate varying jacket diameters and ferrule geometries; recommended accessories include HT-FC-CLAMP and HT-SMA-ADPT kits.
How is thermal drift characterized?
Under controlled 20–25°C ambient variation, axial drift remains below ±0.15 µm/°C and angular drift below ±0.02 µrad/°C over 4-hour stabilization periods, verified per ISO 230-3 Annex C protocols.
