| Joined: | Fri Apr 13th, 2012 |
| Location: | Kitchener, Ontario Canada |
| Posts: | 571 |
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For UV work a Baddar U-Filter is used to block all but 320-380nm light so it's kind of useless for UV.
Here's the filter at about $400 US.
Attachment: Baader filter.jpg (Downloaded 19 times)
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There is nothing worse than a sharp image of a fuzzy concept ;~) Mike Grace