<div dir="ltr"><div class="gmail_default" style="font-family:garamond,serif;font-size:large"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><<The idea is to have the actor sit in their room and simulate time passage by tracking a 100# light 20-30 feet outside the window.</span><br style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">First, they have a moving light that will pan to always hit the window.</span><br style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Now for the problem, smoothly traveling 20-30' over a controlled variable 4-5 minutes.</span><br style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">DMX control would be way cool.>></span><br></div><div class="gmail_default" style="font-family:garamond,serif;font-size:large"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div><div class="gmail_default" style="font-family:garamond,serif;font-size:large"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Okay, first of all, what's your budget... both time and money? The simplest way is usually the best as, to paraphrase myself,  the fewer things there are, the fewer things there are to go wrong. A motor is repeateable and constant. a variable speed motor would be adjustable as well. However, a good dolly grip using some suitably marked track and a dolly to which is attached a rope can nail the timing (and adjust as needed) every time. I assume the grips have all those toys already.</span></div><div class="gmail_default" style="font-family:garamond,serif;font-size:large"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div><div class="gmail_default" style="font-family:garamond,serif;font-size:large"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Laters,</span></div><div class="gmail_default" style="font-family:garamond,serif;font-size:large"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div><div class="gmail_default" style="font-family:garamond,serif;font-size:large"><span style="color:rgb(0,0,0);font-family:arial,sans-serif;font-size:12.8px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Paul 1</span></div></div>