[dsg-eic_dirc] DIRC Update

Beni Zihlmann zihlmann at jlab.org
Thu Sep 15 14:20:34 EDT 2022


Hi Marc,
can you contact shipping/receiving/property-management so that they can 
put stickers on the laser parts.
Since the laser was not unpacked yet it does not have the necessary 
property stickers on it.

thanks,
Beni

On 9/15/22 13:58, Marc Mcmullen wrote:
> Hi Patrizia,
>
> I have a correction, the laser classification is 3B instead of 3R.
>
> Regards,
> Marc
> ------------------------------------------------------------------------
> *From:* dsg-eic_dirc <dsg-eic_dirc-bounces at jlab.org> on behalf of Marc 
> Mcmullen <mcmullen at jlab.org>
> *Sent:* Thursday, September 15, 2022 10:19 AM
> *To:* Patrizia Rossi <rossi at jlab.org>; dsg-eic_dirc at jlab.org 
> <dsg-eic_dirc at jlab.org>
> *Cc:* Jennifer Williams <jennifer at jlab.org>; Walt Akers 
> <akers at jlab.org>; Rolf Ent <ent at jlab.org>; Ed Folts <folts at jlab.org>
> *Subject:* [dsg-eic_dirc] DIRC Update
> Hi Patrizia,
>
> The DIRC laser lab construction is progressing. Currently, the space 
> located in EEL 108 has three of four walls erected. The final wall 
> will be completed after the 10' x ~5' optical table is installed. A 
> purchase requisition for the optical table is in procurement. I have 
> confirmed with Walt that climate control will be installed in one of 
> the wall panels.
>
>   * DSG has inspected the laser test station equipment components and
>     is in the process of developing a design proposal for an interlock
>     system for a Class 3R Laser
>  *
>
>   * DSG has started reviewing the laser safety information to assist
>     with the development of the LSOP and any other safety documents
>  *
>
>   * DSG will periodically provide updates to the DSG-EIC_DIRC mailing
>     list to inform the Physics and DSG management, as well as the
>     EIC/DIRC group
>  *
>
> Regards,
> Marc
>
> *DSG DIRC Laser Room Activities*:
>
>   * BaBar laser test station components:
>       o 2 linear stages with built-in controls
>       o 2 rotary stages (stepper motor controllers needed)
>   * Proposal for engineered controls interlock system under
>     development (door access, emergency stop, status indicators)
>   * Laser lab construction: 3 of 4 walls constructed
>   * Optical table procurement: Integrity 2 VCS
>     <https://misportal.jlab.org/reqs/downloadFile?fileId=86540> -
>     *Buyer assigned*
>   * Safety Documents: laser safety information under DSG review
>   * Laser safety training
>
>
>
>
> DSG Engineer Tyler Lemon takes measurements of the DIRC laser lab in 
> EEL 108
>
>
> _______________________________________________
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> https://mailman.jlab.org/mailman/listinfo/dsg-eic_dirc
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