Roundfin RD-485 PRO Semi-Auto Microtome
1. Semi-automatic operation with remote control for all functions
2. Section thickness: 0-100 μm (0.1 μm increment), trimming: 0-999 μm
3. Retraction distance: 1-100 μm (can be turned off), section counting with auto trim exclusion
4. Specimen orientation: X/Y ±16°, Z-axis 360° rotation, horizontal stroke 32±1 mm
5. Handwheel with 3 independent locking systems, sleep mode, one-button return
6. CE and ISO 13485 certified, 1-year warranty
Product Overview
The Roundfin RD-485 PRO is a semi-automatic tissue rotary microtome designed for precision histology sectioning in hospital pathology labs, research institutions, and medical colleges. With 0-100 μm sectioning in 0.1 μm increments, remote control operation, automatic specimen alignment, and a handwheel featuring three independent locking systems, the RD-485 PRO combines advanced automation with reliable precision for demanding laboratory workflows. CE and ISO 13485 certified.

Key Specifications at a Glance
Type: Semi-Auto | Section Range: 0-100 μm, increment 0.1 μm | Specimen: Wax block clamp (50*60*40 mm) / standard cassette clamp | Cert: CE / ISO 13485
Technical Specifications
| Model | RD-485 PRO |
| Section Thickness Range | 0-100 μm, increment 0.1 μm |
| Trimming Thickness Range | 0-999 μm, increment 0.1 μm |
| Retraction Distance | 1-100 μm (can be turned off) |
| Rough Feed Speed | 1 mm/s-5 mm/s (adjustable) |
| Precision Feed Speed | 0.1 mm/s-1 mm/s (adjustable) |
| Jog Distance | 1 μm-100 μm (adjustable) |
| Sample Size | Wax block clamp (50*60*40 mm) / standard cassette clamp |
| Specimen Orientation | X/Y ±16°, Z-axis 360° rotation |
| Horizontal Specimen Stroke | 32±1 mm |
| Vertical Specimen Stroke | 72 mm |
| Blade Holder Angle | 0°-15° |
| Product Dimensions | (L)620*(W)540*(H)350 mm |
| Net Weight | 45 KGS |
| Power Supply | AC 220V±10%, 50Hz±1Hz, 150 VA |
| Package Dimensions | (L)710*(W)610*(H)450 mm |
| Gross Weight | 53.5 KGS |
| Operating Environment | Temperature 5°C-30°C; relative humidity ≤80% |
| Certification | CE; ISO 13485 |
| Warranty | 1 year |
Key Features
- Remote Control Operation — All functions accessible via external remote control, with mobile control display screen for intuitive user experience.
- Automatic Specimen Alignment — Tissue automatically moves to blade edge when activated for efficient workflow.
- 3-Point Handwheel Lock — 360° position lock, top quick lock, and electronic lock provide maximum safety during specimen loading.
- Angle-Adjustable Specimen Clamp — ±16° horizontal and vertical adjustment with 360° rotation for easy sample alignment.
- Smart Section Counting — Automatically excludes trimming strokes and records only sectioning data for accurate documentation.
- Sleep Mode — Freely adjustable sleep timer conserves energy during idle periods between sectioning sessions.
- CE & ISO 13485 Certified — Meets international medical device quality management standards for pathology laboratories.
Application Scenarios
| Scenario | How It Supports |
|---|---|
| Hospital Pathology Lab | High-precision 0.1 μm increments with remote control for high-throughput diagnostic sectioning workflows. |
| Research Institute | Multiple sectioning modes with flexible specimen orientation support diverse research protocols and sample types. |
| Medical College | Smart section counting and sleep mode make it suitable for teaching environments with intermittent use. |
| Veterinary Pathology | Wax block clamp (50*60*40 mm) and cassette clamp compatibility support varied veterinary specimen sizes. |
FAQ
What is the minimum section thickness?
The RD-485 PRO can achieve section thickness from 0 to 100 μm in 0.1 μm increments. The trimming range is 0-999 μm.
How does the remote control work?
All sectioning functions can be operated via the external remote control. The mobile control display screen integrates commonly used functions with physical buttons for tactile operation.
What specimen types are compatible?
The RD-485 PRO accepts both wax block clamps (50x60x40 mm) and standard cassette clamps, providing flexibility for routine and specialized histology workflows.
What safety features does the handwheel have?
The handwheel features three independent locking systems: 360° position lock, top quick lock, and electronic lock, ensuring maximum safety during specimen loading and instrument maintenance.








