[3view] movement of the 3View knife

Jean-Marc Verbavatz verbavat at mpi-cbg.de
Tue Oct 7 20:33:55 CEST 2014


> people the system, so didn't have a chance to look into it.  I get a
> similar effect if I move the knife to 600µm (for example), then change my
> mind and try to move to 500µm without going back to the retract position.

On our system if i move to 600µm (or any value in the range) and then want
to change to another position, whatever it is, i have to retract first:
otherwise the knife doesn't move at all ...
A little surprising first but not a major problem, unlike the knife
stopping in the middle of a cut !



> Mine did clear initially, but restarted during approach.  I ended up
> restarting the 3 boxes and it was fine after that.  I've not seen it
> since.
> No errors that I can remember, though I was a bit flustered as I had lots
> of people keen to see their data in the room, so my main concern was to
> get it working quickly rather than trouble shoot.
> Not sure that helps, but at least we have more than one occurrence.
> TS
> --
> Dr Tobias Starborg
> Senior Experimental Officer: 3DEM
> Wellcome Centre for Cell Matrix Research
> Michael Smith Building
> Manchester
> M13 9PT
> Tel: +44(0)1612755170
> http://www.polara.manchester.ac.uk
> From: Saskia Lippens
> <Saskia.Lippens at irc.vib-ugent.be<mailto:Saskia.Lippens at irc.vib-ugent.be>>
> Reply-To: Mailing list for Gatan 3View Serial Block-Facing
> <3view at open-em.org<mailto:3view at open-em.org>>
> Date: Tuesday, 7 October 2014 12:27
> To: "3view at open-em.org<mailto:3view at open-em.org>"
> <3view at open-em.org<mailto:3view at open-em.org>>
> Subject: [3view] movement of the 3View knife
> Hi everyone,
> in Ghent we noticed that the horizontal movement of the 3View knife (from
> 0-1200 um) is not always occurring in 1 smooth stroke, but the knife stops
> for a brief moment in 2 positions. We noticed this during the approach.
> When we stop the cutting and restart the 'phenomenon' does not take place
> anymore. Of course, we want to be sure that this does not happen during
> the actual acquisition.
> Has anyone noticed this before?
> Thank you for your response,
> Saskia
> Saskia Lippens, Ph.D.
> Outreach Coordinator
> FVMS Building - VIB
> Technologiepark 927
> 9052 Zwijnaarde
> Belgium
> +32-9/33.13.612
> Saskia.Lippens at irc.vib-UGent.be<mailto:Saskia.Lippens at irc.vib-UGent.be>
> [cid:285C07E9-B1A3-459F-95D6-D3A199704CB5 at irc.ugent.be][cid:3063916E-D9FE-4A8B-A003-F05DD36EE6A1 at irc.ugent.be]
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Jean-Marc Verbavatz
EM Leader
Pfotenhauerstraße 108
01307 Dresden
Tel: +49 351 210 1760
Fax: +49-351-210-1689
DRESDEN-concept Technology Platform: https://tp.dresden-concept.de

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