4 ms·
https://en.wikipedia.org/wiki/Diffraction-limited_system https://en.wikipedia.org/wiki/Diffraction-limited_system There is a fundamental relationship between w
by throwaway2048 6y ago
https://en.wikipedia.org/wiki/Diffraction-limited_system https://en.wikipedia.org/wiki/Diffraction-limited_system
There is a fundamental relationship between wavelength of light and focus-ability/magnification.
You could in principle build an increasingly larger lense to get around the problem, but eventually that hits practical limits.
- robin_reala 6y agoFor varying definitions of pratical. For example, you can use a star as a gravitational lens.
- webmaven 6y agoCan't you create ever larger arrays of reasonably sized lenses? And "array" just means "two or more widely separated by a known distance", so opposite sides of (polar?) orbit should work.