The DancinDogg™ Optical Swing Pad is a 9.5” x 14.5” High Density Polystyrene Ethylene enclosure that houses 14 infrared optical sensors. Between the two rows of sensors is a high density Astroturf with a hole cut out for a tee. The device is designed to absorb the repeated impact of a golf club (essentially, it's made so that you can hit it over and over without breaking it.)
Finally an advanced optical golf simulator starting at $289.99