The American Astronomical Society has published a list of manufacturers and suppliers of solar viewers, glasses and filters which meet the safety requirements of the ISO 12312-2 standard:
eclipse.aas.org
AAS-approved solar viewers, glasses and filters
- Thread starter MMoretti
- Start date
If you would like to post, you'll need to register. Note that if you have a BCG store account, you'll need a new, separate account here (we keep the two sites separate for security purposes).
Camatose
Member
For people in the US/Canada, B&H has a pretty large selection of ISO rated solar stuff. I bought the filter material and made my own filter, plus a set of filters for binoculars and 10 pairs of glasses. I'm close enough to be in the 99.98% total obscurity range. I'm also in an area that has clouds on April 8 63% of the time, so... 