Write the formula for numerical aperture.
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A: Given Data: Beam width, θ=15°=15×π180 Frequency, ν=1.5 GHz=1.5×109 Hz Speed of em waves, c=3×108 m/s
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Q: Why spy cameras in satellites and high-altitude aircraft are designed with large apertures?
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A: ⇒ Given Synthetic Aperfure diameter D = 36 km.
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Q: Find the resultant of each pair of phasors with an angele between -90° & 90°.
A: Given:
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A: L. True Reason: In order to record the sufficient x-ray intensity so, as to get precise results and…
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A: Coherence length is the distance for which there exists a constant phase relationship and wave…
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Q: (a) What is the approximate size of the smallest object on the Earth that astronauts can resolve by…
A: Approach to solving the question: The angular resolution is determined by the formula Θ=1.22∗Λ/DAnd…
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A:
Q: What is the angular resolution of the eye (in degrees) at a wavelength of 500 nm for a pupil…
A: Wavelength is λ=500 nm Pupil diameter is d=2.8 mm Note: 1 m=109 nm 1 m=1000 mm 1 rad=180π degree…
Q: 7. The RI of Core and Cladding of an optical fiber are 1.55 and 1.53 respectively. Calculate its…
A: Given , n1 = 1.55 n2 = 1.53
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- Can we obtain both large depth of field and high resolution in optical microscope? How does it compare to the electron microscope? Explain the difference.the problem in section 4/4 is showing incorrect can you confirm what the answer should be? ThanksTwo narrow SIIts sepevated by 0.42 mm are IllUminated by mon0- chromattclight ot wavelength 00 407nm. Huw many brignt Vinger Can he seen on a Screen I,9cm wide Placed 18m in tron1 OF the sl1ts?