Collections

The Satscan-Collections scanner is a breakthrough in technology allowing you to create massive resolution images of your subjects and store them to disk.

This new concept is radically different to any conventional scanners, instead of a simple linescan camera we employ a high resolution, live image digital camera which is precisely moved over the subject on a motorized gantry.  Individual images at each location are captured, stored and accurately reassembled in software as the ultimate, defining image of your subject.

The scanner can be constructed to a custom size up to 6m x 6m.
Standard sizes provide scanning areas of:

•0.5m x 0.5m
•1m x 1m
•1.5m x 1.5m

Every aspect of this scanner has been meticulously developed to provide outstanding images at the highest achievable resolution, which can be hundreds of times higher than a conventional digital camera.

You can’t get higher resolution than this
This unique system gives you the ability to scan your specimen to a resolution of typically 10 microns per pixel with the standard lens and even higher with a microscope head attached.  For instance a drawer of 1mx1m in size of specimens from a museum collection can be scanned to produce a 100MegaPixel image (yes, 100 million pixels).

Data handling all taken care of
With this amount of data the computer supplied with the system has a special configuration with massive storage and data writing facilities.

Easy-to-use
To create a scan you simply need to position your objects under the camera gantry, set the focus, aperture and a zoom magnification level.  Then you can create a quick preview scan, select the area of interest and start the full resolution scan.

Full motorisation and remote control
Every aspect of the system has been designed to be as remotely controllable as possible. The following components on a standard system are fully motorized and/or under remote control in the software as storable parameters:

  • Gantry XY Motors
  • Camera including:
    • electronic shutter
    • Lens Focus
    • Aperture
    • Zoom/Mag
Scanned 37000 yr old bear foot1

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Satscan-tray system
Close up of scanned 37000 yr old bear foot

close up of joint of right finger of 37,000 year old bear foot below

Illumination for every type of specimen
Easily overlooked, as all photographers know, is the illumination of specimens which has a profound effect on the quality of the images captured.  It is even more important when stitching adjacent images together because variation in illumination can create sharp boundaries between images which can spoil the appearance of the stitched image overall.

A program of careful testing of a diverse range of illumination techniques has resulted in a set of specially developed solutions designed for each size of scanner and subject type.

With high intensity light sources the lens and camera apertures can be kept partially closed resulting in extended depth of focus without compromising optical clarity.

Diffuse light sources are used to minimise reflections, high frequency lamps eliminate camera interference and cool light sources reduce subject damage.

Quality images from quality optics
A crucial part of any imaging system is the optical assembly. We have designed a set of optics that are distortion-free, telecentric and fully motorized.

High performance camera
The resolution of the digital camera in a system like this is not as important as its remote controllability, speed of data delivery, quality of the image and color correctness.  We are using a family of cameras perfectly matched for this task, this family includes a 3CCD model with perfect color reproduction.  For increased scan resolution it is better to magnify the subject further using the zoom on the lens and capture more images.

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Scanned Butterfly Tray