Metallurgical Engineering > GATE 2025 > Microscopy
In optical microscopy, which one of the following combinations of wavelength (λ) and numerical aperture (NA) provides the best spatial resolution?
A
λ=400 nm and NA=1.0
B
λ=600 nm and NA=1.2
C
λ=400 nm and NA=1.2
D
λ=600 nm and NA=1.0

Correct : c

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