NOT KNOWN DETAILS ABOUT UNCOOLED LONG-WAVE INFRARED LENS

I made use of a Sony FE twelve-24mm f/four on an a7 II body transformed to 665nm infrared. This is among my most loved lenses for large angle with infrared for the reason that if performs so nicely and covers an ultra wide selection. You can get hot places with apertures smaller than f/eight but with ultra vast lenses like this you wouldn’t need