making tiny through holes in glass substrate
ben.jian at arrayedfiberoptics.com
Fri Apr 13 21:06:53 PDT 2012
Thank you for your advice. I have found a SNF lab user who did the job
for me already. Thanks!
On 4/9/2012 8:56 AM, Usha Raghuram wrote:
> Hello Ben,
> Ihave used Crystalmark befgore to driull through holes in quartz. They
> may be able to do what you need. Here is the contact info.
> Chris Romero
> Crystal Mark, Inc.
> 613 Justin Ave.
> Glendale, CA 91201
> telephone (818) 240-7520 x235
> fax (818) 247-3574
> email chris at crystalmarkinc.com <mailto:chris at crystalmarkinc.com>
> On Sun, Apr 8, 2012 at 8:40 PM, Ofer Levi <levi at snowboard.stanford.edu
> <mailto:levi at snowboard.stanford.edu>> wrote:
> Hello Steve and Ben,
> Not sure if you have checked this already but for larger holes,
> the crystal shop at the nano building next to CIS used to provide
> hole drilling service in Quartz wafers. You can ask Tim how small
> can he drill the holes, but it is worthwhile checking. It also
> depends on the tolerance for the distance between holes.
> On 4/6/2012 7:44 AM, Steve Kramer (sjkramer) wrote:
> I have used Ceramic Tech in Freemont to have wafer pockets
> milled into quartz blank wafers. They may be able to provide
> the hole drilling service, or suggest someone who can. I'm
> quite surprised that the laser drilling company was so expensive.
> e-mail: kanu at ceramictechinc.com <mailto:kanu at ceramictechinc.com>.
> Please tell them Micron Technology sent you.
> -----Original Message-----
> From: Ben Jian [mailto:ben.jian at arrayedfiberoptics.com
> <mailto:ben.jian at arrayedfiberoptics.com>]
> Sent: Thursday, April 05, 2012 10:25 PM
> To: labmembers at snf.stanford.edu
> <mailto:labmembers at snf.stanford.edu>
> Subject: making tiny through holes in glass substrate
> Hi Labmembers,
> I am trying to find a cheap way to make some through holes in
> glass or
> fused silica. This is for a prototype device. The holes are
> 135um +/-
> 10um and can have loose tolerance. The glass substrate
> thickness should
> be at least 100um. The hole profile is not very important.
> We want to
> make a small number of holes (say 4x4) with a pitch of 500um.
> We have
> looked into laser drilling but the price is too high for us
> ($3000). It
> seems that very small diameter diamond drills of this diameter
> exist but
> I don't know who can provide this service, because air bearing
> machines are required. Does anyone have a low cost solution?
> Thank you.
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