Most UV filters are just glass, with IR coatings - glass will filter
some UV, I seem to recall less than 20%. Singh Ray did make a real UV
filter but it wasn't cheap and I don't know if he is still in business.
Jim
[EMAIL PROTECTED] wrote:
> The focal length is a bit over 600mm. I use a barlow,
Singh Ray is still around: www.singh-ray.com/index.html but I don't see a UV
filter in their catalog.
Bernie
-- Original message --
From: "James L. Sims" <[EMAIL PROTECTED]>
> Most UV filters are just glass, with IR coatings - glass will filter
> some UV, I seem
