Primus A
Test Device for Quality Checks at Digital and Conventional Radiographic and Fluoroscopic X-ray Units
For quality checks at digital & conventional radiographic and fluoroscopic X-ray units.
The test device Primus A is applicable for expert inspections, acceptance tests and constancy tests according to DIN 6868-150 2013 and DIN 6868-4.
Used for Workflow
Image QA (MI)


Universal test device
For your digital and conventional radiographic and fluoroscopic X-ray units.
Integrated grid design
For easy testing of geometric distortion and smart review of light/beam field alignment.
Low and high contrast resolution
Two integrated areas for verification of the dynamic and low contrast sensitivity.
Intuitive workflow
Unique design ensuring easy application.
The individual test areas in an interactive overview

8 detail contrast objects
The precisely manufactured 8 detail contrast objects in the Primus A allow for an easy verification of the representation of low contrasts

17 dynamic levels
The 17 dynamic levels with integrated low contrast are numbered for quicker and easier orientation.

Resolution test
The line size resolution test allows for a visual determination from 0.5 mm LP/mm to 5 LP/mm

Line grid with markings

Simple Handling
The test device has a surrounding grip for simplified handling
1 8 detail contrast objects
The precisely manufactured 8 detail contrast objects in the Primus A allow for an easy verification of the representation of low contrasts

2 17 dynamic levels
The 17 dynamic levels with integrated low contrast are numbered for quicker and easier orientation.

3 Resolution test
The line size resolution test allows for a visual determination from 0.5 mm LP/mm to 5 LP/mm

4 Line grid with markings

5 Simple Handling
The test device has a surrounding grip for simplified handling
Specifications
Test the following parameters with Primus A
- Spatial resolution
- Contrast resolution
- Alignment of light and X-ray field
- Geometrical distortion
- Image scale
Technical specifications
- Direction of the tube axis
- Dynamic step wedge
- 16 detail contrast objects, diameter: 4 mm, depth: 2.5 mm in PMMA (evaluation of low contrast resolution in each step of the copper step wedge)
- Detail contrast objects with 8 mm diameter
- Line cross to mark center
- Unstructured inner area
- High contrast resolution tests (Resolution: 0,6 – 5 LP/mm)
- Radiographically visible numbers for indication of the dynamic steps