Too_Many_Tools wrote:
> On Feb 26, 12:58 pm, David Billington
> <d...@[EMAIL PROTECTED]
> wrote:
>
>> Too_Many_Tools wrote:
>>
>>> Hi,
>>>
>>> I would like to make some glass circles for microscope stages.
>>>
>>> How would you go about it...tools and techniques wise?
>>>
>>> Thanks
>>>
>>> TMT
>>>
>> Hello TMT, wandered off RCM I see to end up here, are you glad you did.
>> What size circles do you want to cut, how many, and what thickness
glass.
>>
>
> Hi David...yeah RCM is going through one of its "rant" modes where
> little practical knowledge is dispersed. Best to find other
> interesting areas until the hot air blows over ;<).
>
> The size of circles will likely range from 1/2" to 6", a few at a time
> and the thickness will be from very thin glass (cover slip material)
> to up to 1/4".
>
> TMT
>
If you think RCM is in rant mode stick around here, I check it most days
and post if I think I have something to contribute, but there is an
awful lot of background noise which I think must put off alot of people
which may be why it has seemed so damned quite for the last 6 months or
more.
Anyway, I think the comments by others about a lense cutter seem good, I
had not seen one before but do have a circle cutter for doing larger, 3"
+ pieces". For smaller pieces in the thinner material I would be
inclined to try the classic copper tube and SiC abrasive, maybe fix the
glass down maybe onto a self-adhesive surface, possibly with another
on top so as not to damage the main surface, and form a dam around the
cutter with plasticine, not sure what it is in the US, apply abrasive
and lubricant and work it to cut through the glass, lifting occasionally
to recharge the cutter with abrasive, somewhat like lapping.


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