My faithful steed takes a sympathy rest. I just rode my first singletrack in years. I am still able to bunny hop fallen tree branches in a single bound, but now I’m #outofshape / on Instagram http://bit.ly/10cBX21
Where I put all of the cool stuff that I find.
A light curtain is a safety barricade consisting of a beam of infrared light that bounces between some mirrors. The machine will run if the receiver sees the light from the emitter. If an object obstructs the beam, the machine will shut off. This is what not to do when a mirror gets broken. / on Instagram http://bit.ly/Ygogef