Skip to main content

All Questions

Filter by
Sorted by
Tagged with
6 votes
1 answer
570 views

How do I calculate my desired distance of mirror from screen?

I plan on using flat mirror projection, among other methods, to view Tuesday's partial eclipse. How do I calculate the distance my flat mirror has to be from my screen in order for it to cast a sharp, ...
איתי מרלוב's user avatar