Re: Questions about the microscope needs of the community

I have both a MakerBot and laser cutter in my house

On Wed, Dec 28, 2011 at 6:13 PM, Jonathan Nesser
<jonathan.nesser@gmail.com> wrote:
> Tim, I'd love to help you out with the dissecting microscope problem,
> but i'm afraid that is more than a little out of my skill level
> engineering wise. As far as everynody else is concerned, it sounds
> like I need to collect more data about my optics, I've suffered a lack
> of work time due to the holidays, but am strapping down for a catch up
> session. I can assure you I'm getting quite decent resolution with my
> current setup (nothing near gigapixel quality, but 720p video, and 2
> megapixel still capture), but as magnification increases my setup will
> suffer from field of view shrinkage, though depending on how my lens
> stands up, that would increase resolution (it seems like I haven't hit
> the lens resolvability barrier yet at least) Marc, do you have a list
> of different lenses (where they came from), and their characteristics
> by chance? I think I've read everything hackteria has written about
> microscopes, but I can't find any list of where your alternative
> lenses come from, it would be save me of redoing tests on whatever
> webcams you guys have already worked with... As a side question, does
> anybody on the mailinglist have access to a 3d printer and/or laser
> cutter (can compensate for time to a point, and materials and shipping
> would be covered by me of course), preferably in the US? Companies
> like shapeways are great, but their printing fees are quite high for
> prototyping work.
> Jonathan Nesser
> jonathan.nesser@gmail.com
> diybioandneurosci.blogspot.com
> Sent from a tablet, forgive my lack of formatting.
>
> On Dec 28, 9:15 pm, "Tim @ Backyard Brains" <t...@backyardbrains.com>
> wrote:
>> Yeah these 20-40x microscopes are all I need, and ~$150 is cheap
>> enough; these things are study and long-lasting, worth the investment.
>> No need to re-design, though our full "portable e.phys. rig" would be
>> cooler if everything were homemade.
>>
>> On Dec 27, 10:06 am, Phil <philgo...@gmail.com> wrote:
>>
>>
>>
>>
>>
>>
>>
>> > > A low-cost binocular dissecting scope is not commoditized though. See:http://news.backyardbrains.com/?p=962
>>
>> > A search on the US ebay says,
>>
>> > 38 results found for
>> > binocular dissecting microscope
>>
>> > price from $54 to $835, but mostly under $200, mostly from AmScope.
>> > None have a movable stage.  What do you need?
>
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--
Nathan McCorkle
Rochester Institute of Technology
College of Science, Biotechnology/Bioinformatics

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