3 ms·
I've seen this approach tried before - it has problems : "Due to the sun’s movement throughout the day, Henry needs to repeatedly shift the container to match
by arjn 12y ago
I've seen this approach tried before - it has problems :
"Due to the sun’s movement throughout the day, Henry needs to repeatedly shift the container to match the focal point. "
- mbubb 12y agoI wondered about this as well. Also an issue with NOT moving it to stay fucused on the water... a lens like that could start a grass / wood fire
- astrodust 12y agoUnless the project participants are willing to depend on this thing for fresh drinking water as part of their testing, the project itself is insultingly academic.