| SYSTEM:
|
SkyScan1172 80kV
|
SkyScan1172
100kV
|
| Detail
detectability / Low-contrast resolution (10% MTF) |
2µm
/ 8µm
|
1µm
/ 5µm
|
| Pixel
size at max. magnification |
<0.9µm
for 10 Megapixel camera, <1.6µm for 1.3 Megapixel camera
|
| X-ray
source |
sealed
microfocus X-ray tube, air cooled, >10000h lifetime
|
|
spot
size <8µm@8W, 20-80kV, 0-100µA
|
spot
size <5µm@4W, 20-100kV, 0-250µA (10W max)
|
| X-ray
detector |
10Megapixel
(4000x2300) 12-bit digital cooled CCD with fibre-optic
coupling to scintillator (50mm field of view)
or
1.3Megapixel
(1280x1024) 12-bit digital cooled CCD with fibre-optic
coupling to scintillator (25mm field of view). for both
cameras - automatic filter changer for beam-hardening compensation
and multi-energy scanning.
|
| Maximum
object size for reconstruction |
For
systems with 10 Megapixel cameras - 35mm diameter (standard
scan) and 68mm diameter (camera offset scan)
For systems with 1.3Megapixel cameras - 20mm diameter (standard
scan) and 37mm diameter (camera offset scan)
|
| Computer
for system control, 3D reconstruction and image analysis |
Workstation with Dual Intel XEON 3.6 GHz,
2GB RAM (optional - up to 4GB), internal dual-layer DVD-Writer,
320GB HDD (2x160GB), 1.44 FDD, 128MB graphical card with OpenGL-accelerator,
19" UltraSharp LCD screen, Optical Mouse with wheel, integrated
Gigabit (10/100/1000) network, Digital Frame Grabber for X-ray
camera + Analog Frame Grabber for color visual camera on the
object stage, Microsoft Windows-XP Professional
|
| Reconstruction
time |
420ms per cross section (4PC cluster) or
1.1 sec per cross section (single PC)
- 1k x 1k pixels (0.7 deg./step)
|
| Reconstruction
algorithms |
Cone-beam
volumetric reconstruction (Feldkamp algorithm)
|
| Software |
System
control, Data acquisition, 2D reconstruction, CT image analysis,
different segmentation methods, morphometric and density analysis,
directional resampling, 3D model creation, visualisation and
animation
|
| Radiation
Safety |
<1µSv/h
at any point on the instrument surface
|
| Size
/ Weight / Power / Operating condition |
Desk-top case 1250x690x360 /240kg, 100-130V
AC, 4A or 200-240V AC, 3A 50-60Hz (scanner only), -10 to +50°C
storage, 18 to 25°C operation, 70% humidity max. (no condensation)
|