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well, i want to control the output of the laser pointer (which says on it output< 5mw) using a voltage supply. is that possible if i connect the batteries to the voltage supply ?
another thing i have a laser diode and i want to do the same thing, control the output using a voltage supply, how can i do that? is there a circuit or something i should build for the laser diode ?
i want to be able when i increase the voltage, the output increases