Giving a job description of a cinematographer is a bit difficult because the term cinematographer can apply to various jobs ranging from camera operator to director of photography. Most often, the term refers to the director of photography, or top cinematographer on a film, so let's focus on that.
Thermoplastic Polyolefin Elastomer (TPO (POE)). Thermoplastic polyurethanes (TPU) are a class of polyurethane plastics with many useful properties, including elasticity, transparency, and resistance to oil, grease and abrasion. Technically, they are thermoplastic elastomers consisting of linear segmented block copolymers composed of hard and soft segments.
2. Following are the terminologies used in the PoE network: 1  PD â Powered Devices: PDs are end devices that can accept the power transmitted over Ethernet Cat-5 cable. 2  PSE â Power Source Equipment: PSEs add power to the ethernet cable.