A spatial light modulation device includes a phase-modulation type spatial light modulator, a temperature sensor detecting a temperature of the spatial light modulator, and a control unit providing a drive signal to the spatial light modulator. The memory model corresponding to each bank of memory emulates the latencies involved with switching of active rows or pages in the corresponding bank. A method for administering a consumable composition may comprise one or more of the following steps: dispensing a first dose of a consumable composition according to a programmed dosing schedule; detecting at least one aspect of the consumable composition; and providing a user notification according to the aspect of the consumable composition. The tool also includes a second section axially disposed behind the first section along the direction of travel. This transmission power control bit is inserted into a transmission signal, then, the transmission signal is transmitted to the counter station. The separation screen has at least one rotating shaft, wherein the separation screen transports the relatively rigid material and relatively flexible material to the rotating shaft.