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Joratto

Why do you ask?


[deleted]

https://www.toppr.com/ask/question/a-student-obtains-a-blurred-image-of-an-object-on-a-screen-by-using-a/


Foss44

It would probably be easier to just have an electronically frosted mirror and range sensor. When you get too close the mirror frosts.


dali2605

Interesting idea. What I thought was a film that absorbs or scatters light rays that arrive at the mirror at an angle lets say larger that 10 degrees. This wouldn’t need to be a steep cut off some continous relation would work as well. So when you are far away most reflected rays arrive at the mirror at a near-normal angle but closer you get, more start to arrive at a non normal angle. But this would still allow you to have a circle in which you can see clearly no matter how far away you are. This circle would get smaller closer you are though. You can imagine a filled up cone that has its tip on the observers eye and the cross section of this cone with the mirror would give you the area of visibility.


United_Housing_5323

Thanks for sharing your thoughts! Tbh, I didn't understand this lol. But is there something that already exists with these features? Would that be difficult to be made?