The amount of fuel used to fire the laser is probably expensive, because you’re having to immediately generate so much heat and power in a single shot to kill any missiles coming in.
I only know about Phased plasma rifles in the 40-watt range.
“The amount of fuel used to fire the laser is probably expensive, because you’re having to immediately generate so much heat and power in a single shot to kill any missiles coming in.”
About $10 worth.