Schneider-Kreuznach Center-Filter for 90mm f8 darkroom with QD socket

with QD socket

It's a heck of a machine

with enough modes to give you basic creative control

so it's not a perfect fit

Polarizers reduce glare and reflections

Schneider-Kreuznach Center-Filter for 90mm f8 darkroom with QD socketThis Schneider Kreuznach Center Filter is a specialized filter designed for use with large format wide angle lenses. This filter has a 1. 5 stop neutral density effect in the centre, with a radial clearing to the edges: effectively, it darkens the centre of the image to bring its exposure closer to the edge exposure, reducing the effect of vignetting. The Center Filter is designed for use with 90mm lenses (this one is designated for the 90mm f8 in