Good guide here:
http://kottke.org/17/07/how-to-safely-enjoy-the-2017-solar-eclipse-a-buyers-guide-for-normal-people
I'm buying 70 and 90 mm slip on lens filters but planning for clouds =)
http://kottke.org/17/07/how-to-safely-enjoy-the-2017-solar-eclipse-a-buyers-guide-for-normal-people
I'm buying 70 and 90 mm slip on lens filters but planning for clouds =)