Fotga ND IR Fader (77mm)  type_Colour Slide and compatibility with Nikon lenses

and compatibility with Nikon lenses from the AI series and up

manual or automatic exposure

so it may not be suitable for smaller tripods

but it's pretty decent as far as these things go

The Lomography Petzval 85mm f2

Fotga ND IR Fader (77mm) &nbsptype_Colour Slide and compatibility with Nikon lensesConfusingly, the Fotga ND IR Fader is not an ND filter: it's an infrared filter that can be adjusted for wavelengths from 590nm to 750nm. It combines a pair of polarizers (like a variable ND filter) and a red filter, which somehow combine to magically adjust the filter strength. Some of you reading this will be saying, possibly out loud, "this guy is an idiot, the explanation is very simple, why didn't he do his homework." Well the answer to your