Hoya makes filters for Olympus and Nikon, perhaps others.
John Hermanson
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Camtech, Olympus Service since 1977.
21 South Ln. Huntington NY 11743-4714
631-424-2121 http://www.zuiko.com
Free Olympus Manuals: 1-800-221-3000
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----- Original Message -----
From: John A. Prosper <prosper@xxxxxxxxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Monday, March 06, 2000 3:19 PM
Subject: Re: [OM] Autocollimator tests on filters
> On Sun, 5 Mar 2000, george wrote:
>
> |
> |Looks like Hoyas are a good bet.
>
> I believe Olympus filters are actually made by Hoya, who I believe
> also make filters for other manufacturers.
>
>
>
> |Gary Reese wrote:
> |>
> |> Ron S. writes:
> |>
> |> << I noticed no mention of any B+W glass. Obviously, pricey but I'm
> |> curious how they would stack up? >>
> |>
> |> Some months ago I tested the filter sets I use on a regular basis. I
> |> threw out the rejects, but here are my passed ones:
> |>
> |> 58mm
> |> Hoya G(X1)
> |> Hoya Polarizer
> |> Tiffen Deep Yellow 15
> |> B&W 81A
> |> Hoya Y(K2)
> |> Hoya R(25A)
> |> Hoya O(G)
> |>
> |> 55mm
> |> Olympus V28(Y2)
> |> Cokinlight Circular Polarizer
> |> Hoya R(25A)
> |> Hoya 81A
> |> Vivitar VMC 80A
> |>
> |> 49mm
> |> Hoya FL-W
> |> Kenko ND4
> |> Hoya G(X0)
> |> Hoya O(G)
> |> Hoya HMC R(25A)
> |> Hoya G(X1)
> |> Tiffin 81B [marginal]
> |> Vivitar Polarizer (thin)
> |> Olympus L39(UV)
> |> Tiffen FL-D
> |> Hoya FL-Day
> |> Vivitar VMC 80A
> |> Vivitar VMC 85B
> |> Tamron 82A
> |> Vivitar VMC 81A
> |>
> |> I distinctly recall throwing away brands and types within brands
> |> (example, Vivitar VMC) that marketing would lead us to believe are
> |> "premium." Others who have tested have uncovered a fair share of bum
> |> Nikon filters. I say it isn't the brand as much as it is quality
> |> control.
> |>
> |> Gary Reese
> |> Las Vegas, NV
> |>
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