Filter—Hoya HMC Super UV 0 (clear)
Graphs are in nanometers. Visible light is approximately 390 - 650 nm (the human eye can see very weakly into the 700-800nm range). Graphs used by permission of Coastal Optical System.
Buying filters
A great source for filters at competitive prices is our trusted sponsor, B&H Photo. Get filters at B&H Photo.
Spectral transmission — Hoya HMC Super UV (0)
I have never liked the yellow cast of the Hoya UV filters, and this graph shows why— compare to the B+W UV 010; observe how the Hoya filter “rounds off” the blue end of the spectrum near 400nm.
Get Hoya UV filters at B&H Photo.
Hoya Ultra UV (0) Permalink
Sorry, no spectral transmission graph for the Hoya Ultra UV(0), but its characteristics are consistent with the other Hoya HMC filters.
The Hoya filters impart a yellowish cast, see this page for more.

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