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Hi Anton,
Acquifer.de uses linear motors for imaging machines with 30mm (millimeter)
travel range 60nm repositioning accuracy.
Contact me offline for more info.
Kind regards, Jens
(freelance consultant @Acquifer)
Em 18/06/2015 06:03, "Anton Kamnev" <[log in to unmask]> escreveu:

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>
> Dear colleagues,
>
> In our LM core we normally use piezo stage inserts (e.g. PRIOR) for
> acquisition of Z-stacks. Those work fast and reliable but very have limited
> range (100~400 um). Moreover, stage inserts are often bulky and we
> experience a lot of problems fitting large specimens/slides into them.
>
> Obvious solution would be to get rid of piezo inserts and use base motor
> instead (which moves objective instead of sample). This would give more
> manoeuvre space at the stage and much bigger travel range. Unfortunately
> most of base motors are rather slow and often lack required precision.
>
> At the moment I’m looking into purchasing of new scope and thus wondering
> if
> there have been any advance in microscope base manufacturing.
>
> The question is - are there microscope bases which would move objective
> with
> speed and precision matching those of piezo inserts? If so, I would greatly
> appreciate if you could share your experience with those.
>
> Sincerely,
> Anton.
>
> Anton Kamnev, PhD
> Imaging Manager
> Mechanochemical Cell Biology Building
> Division of Biomedical Cell Biology
> Warwick Medical School
> The University of Warwick
> Coventry, CV4 7AL UK
> tel: +44 (0) 24-7615-1934
> cell: +44 (0) 782-408-6941
> email: [log in to unmask]
>