Pro 4 CV Low Key OB A-series

Manufacturer:

Pro 4

Category:

A-series

Description:

Second hand Pro 4 CV Low Key OB A-series for sale

Used CV Lo-Key OB 67mm square filters in case for Pro4 and Cokin A series holders. This is one of Pro4's Controlled Vignette filters for Square format cameras such as the Hasselblad 500 series or Bronica SQ. The Low Key filter darkens progressively towards the edge, concentrating light into the focused subject in much the same way as old-master paintings, vignette contrast being controlled by lens aparture, Optimum aperture when used on a standard lens is f/5.6.

Condition:

a few light scuff marks but nothing serious
The photograph above is the actual pre-owned Pro 4 CV Low Key OB on offer for sale.