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laboratory ergonomics in 2-102, 104, 106 - AMOS Experiment at ...

laboratory ergonomics in 2-102, 104, 106 - AMOS Experiment at ...

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Wireless Camera System to control Laser Performance:<br />

Advantages:<br />

- Laser Safety: no direct look on phosphor screens (avoid stray IR light)<br />

- Ergonomics: no strange non-ergonomic postures (also avoid trip and fall)<br />

- Science: remote performance control of multiple nodes from critical positions<br />

Problems:<br />

- no wireless network <strong>in</strong> laser lab<br />

- <strong>in</strong>stall<strong>at</strong>ion of own wireless network is highly sensitive<br />

Solution:<br />

After contact<strong>in</strong>g the LBNL network group we found out th<strong>at</strong> they cannot <strong>in</strong>stall and ma<strong>in</strong>ta<strong>in</strong> an official<br />

wireless router for us. Instead we are allowed to set up our own wireless network under certa<strong>in</strong><br />

constra<strong>in</strong>ts: The router cannot be connected to the <strong>in</strong>ternet. It is not allowed to broadcast the SSID and<br />

must use WPA2. Moreover, a certa<strong>in</strong> frequency gets assigned <strong>in</strong> order to avoid <strong>in</strong>terference with the LBL<br />

wireless.<br />

Ordered Equipment:<br />

Part Model Cost <strong>in</strong> $<br />

Camera<br />

Thorlabs CD1545, Monochrome 0.5<strong>in</strong> chip, USB 345<br />

Lens For beam imag<strong>in</strong>g <strong>in</strong> 20 cm distance: Thorlabs MVL25M23, 25<br />

mm EFL lens<br />

192<br />

Clamps and posts Thorlabs various -<br />

USB webcam Logitech C615, HD, full rot. mount 60<br />

Wireless router L<strong>in</strong>ksys EA3500 Dual-band, with USB port 133<br />

USB ext. cables Belk<strong>in</strong> 10 ft ext. 3 3<br />

USB active ext. Startech 16' active 16<br />

USB hub Belk<strong>in</strong> 4 port economy 15<br />

USB flash drive SanDisk cruzer 64 35<br />

PC Used (LBL repurpose program), 2 usb buses 150<br />

Tablet<br />

* product(s) acquired<br />

10' plus screen 400-500<br />

28

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