The B&W Bay 60 022 Medium Yellow (8) Multi-Coated (MC) Glass Filter is commonly used for a noticeable increase in contrast with black and white films.
Multicoated to minimize reflection at the filter surfaces which reduces flare and ghosting.
This filter is specific to lenses with Hasselblad's exclusive Series 60 (Bay 60) filter size.
Especially useful for clear contrast between blue sky with clouds and foreground
Suitable for landscapes and nature scenes