+ Leaves something to be fixed by the inwardly sloping rim around the glass surface, so they do not slip when closing the cover.
+ The picture quality is good, the resolution also.
+ It works with all popular Linux distributions.
+ Extremely simple in appearance - despite the size, it does not interfere.
+ Thicker books are easily scannable,
- Despite A4 setting and A4 paper edge is also scanned, the light emerges on copies.
- The keys are not to be used under Linux.
- Without reworking the images are a little pale.
Conclusion: The fact that the keys do not work under Linux, I want the scanner does not count - that is a problem of the open source driver. What remains is the impression of a solid scanner with minimal weaknesses, which I at that price but, if you forgive him.