Can we use a telescope as a microscope and vice versa?
102289
Compound microscope vs astronomical telescope
6783
What's the schematic to share one crystal with two micros?
30144
How can I mix two materials based on incoming light
34475
Spherical mirror ray diagram question
155345
Can we use curved spacetime to measure the one-way speed of light?
75403
Can the “while attuned” powers of Solarian stellar revelations be used while attuned to either mode, or only the matching one?
35772
Is it possible to duplicate eyes?
116792
Is there a single lens suited for flying birds, mountains, and close-up portraits?
156818
Doppler Shift when Light Travels Through Two Different Mediums
42899
How do astronomers measure the distance to a star or other celestial object?
27178
Can we simulate the whole universe in computer?
75308
Does there exist a laser that is tunable over the whole visible spectrum?
122382
How does the two slit experiment work?
104090
Can you use Minor Illusion to create an illusion of a working mirror, i.e. with reflection?
26351
What macro techniques offer an alternative to expensive optics?
115158
Can magnetic fields be redirected and focused at one point?
61519
Is it possible to use Mathematica to record sound and/or vision?