<div dir="ltr"><div>Dear all gaters,<br></div><div>I am running optical simulations inside Gate. I use a voxelized phantom and in order to score hits inside my phantom, I have used Fluence Actor. When I visualize the actor's output, there is a strange visible grid. It seems like the grid corresponds to the image planes in the voxelized phantom. I have attached an image below.</div><div><br></div><div><div>I was wondering if you have any information on this issue. </div><div><br></div><div>Thank you in advance,</div><div><br></div><div>Kind regards,</div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><br><table border="0" cellpadding="0" cellspacing="0" style="width:600px;vertical-align:top;font-family:Verdana,Geneva,sans-serif!important;font-size:12px;color:#000;text-align:left;padding:0px"><tbody><tr><td style="font-weight:bold;font-size:16px;color:#e73b2b;line-height:1.1em;padding:0px;font-family:Verdana,Geneva,sans-serif">Behzad Rezaeifar</td></tr><tr><td style="font-family:Verdana,Geneva,sans-serif">Doctoraatsbursaal - PhD student</td></tr><tr><td style="font-family:Verdana,Geneva,sans-serif">Faculty of Engineering Technology</td></tr><tr><td style="font-family:Verdana,Geneva,sans-serif">CMK - NuTeC</td></tr><tr><td> </td></tr><tr><td style="font-family:Verdana,Geneva,sans-serif"><span style="color:#e73b2b;font-weight:bold;font-family:Verdana,Geneva,sans-serif">T</span>  - <span style="color:#e73b2b;font-weight:bold">GSM</span> +32(0)477686103 </td></tr><tr><td> </td></tr><tr><td style="color:#e73b2b;font-family:Verdana,Geneva,sans-serif"><a href="https://www.uhasselt.be" style="color:#e73b2b" target="_blank"><span>www.uhasselt.be</span></a></td></tr><tr><td style="font-family:Verdana,Geneva,sans-serif">Universiteit Hasselt  -  Campus Diepenbeek</td></tr><tr><td style="font-family:Verdana,Geneva,sans-serif">Agoralaan  Gebouw H  -  B-3590 Diepenbeek</td></tr><tr><td style="font-family:Verdana,Geneva,sans-serif">Kantoor B107</td></tr><tr><td> </td></tr><tr><td style="font-family:Verdana,Geneva,sans-serif"><div style="width:100%;text-align:left"><img src="https://www.uhasselt.be/images/nieuwsbrief/dcm/UHasselt-liggend.jpg" style="float:none" alt=""></div></td></tr></tbody></table></div></div></div>