Timeline for Fresnel lenses for a makeshift Galilei telescope?
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jan 21, 2021 at 12:50 | comment | added | uhoh | your question has inspired me to ask Is it possible to use something besides emulsion to directly record the image of a nighttime object using a telescope? | |
| Jan 16, 2021 at 0:35 | answer | added | uhoh | timeline score: 3 | |
| Jan 15, 2021 at 14:11 | comment | added | PM 2Ring | A Fresnel lens may be ok for the objective lens (the front lens), but I don't think a Fresnel lens would work well as an eyepiece, the segments would be very obvious. | |
| Jan 15, 2021 at 13:03 | history | edited | B--rian | CC BY-SA 4.0 |
added 62 characters in body
|
| Jan 15, 2021 at 12:12 | history | edited | B--rian | CC BY-SA 4.0 |
More learnings added.
|
| Jan 15, 2021 at 10:41 | history | asked | B--rian | CC BY-SA 4.0 |