UNCOOLED LONG-WAVE INFRARED LENS - AN OVERVIEW

I made use of a Sony FE twelve-24mm f/4 on an a7 II entire body converted to 665nm infrared. This is one of my favourite lenses for huge angle with infrared because if performs so very well and covers an extremely wide selection. You can obtain warm spots with apertures lesser than file/8 but with extremely vast lenses such as this you wouldn’t r