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Meridional rays. Determine the shape of the meridional rays for a cylindrical optical fiber that has...
In the optical fiber below, the core has a refractive index equal to 1.5
In the optical fiber below, the core has a refractive index equal to 1.5 and a cladding of refractive index of 1.4. a) What is the speed of light inside the core? b) What is the critical angle at the core-cladding interface? c) What is the maximum angle "t" that the rays leaving the source of light should make with the axis of the fiber so that total internal reflections takes place at the core-cladding interface?
Suppose an optical fiber has a refractive index n = 1.55. (a) Compute the largest angle...
Suppose an optical fiber has a refractive index n = 1.55. (a) Compute the largest angle between the fiber axis and a light ray that will propagate along the fiber, if the fiber is surrounded by air. (b) Compute the angle, if the fiber is surrounded by a cladding material with index 1.53.
Optical fiber has a core with refractive index 1.5, a cladding with refractive index 1.46 and...
Optical fiber has a core with refractive index 1.5, a cladding with refractive index 1.46 and a buffer coating with refractive index 1.4. What is the angle of total internal reflection in this fiber, if light is propagating in the core?
1. An optical fiber has a core diameter of 4 micro-meters and the cladding refractive index...
1. An optical fiber has a core diameter of 4 micro-meters and the cladding refractive index n-= 1.46. In order to have a single mode propagation wavelengths at 850nm and above what is the maximum core refractive index we should use?
6. An optical fiber has an acceptance angle of 10.95 degrees. What's the numerical aperture for...
6. An optical fiber has an acceptance angle of 10.95 degrees. What's the numerical aperture for this fiber? A. 0.16 B. 1.02 C. 0.27 D. 0.19 7. An optical fiber has a core refractive index of 1.495 and a cladding refractive index of 1.47. What's the acceptance angle for this fiber? A. 13.11° B. 0.272° C. 9.79° D. 15.80° 8. While traveling through a cable, a signal loses 18.7 percent of its original power. What's this loss expressed in dB?...
A light ray entering an optical fiber (made from crown glass) surrounded by air is first...
A light ray entering an optical fiber (made from crown glass) surrounded by air is first refracted and then reflected as shown below 2 1 a. What is the minimum angle 01 (greater than or equal to 0) at which an incident ray will still be totally internally reflected? Hint for (a) Minimum angle 61 deg. (Only enter values 0 or greater.) b. What is the maximum angle 61 (smaller than 90 deg) at which an incident ray will still...
1. The inner core of an optical fiber has a diameter of 0.1 mm and an...
1. The inner core of an optical fiber has a diameter of 0.1 mm
and an index of refraction of n1 = 1.5. The outer core
of the fiber has an index of refraction of n2 =
1.49.
12 = 1.49 ni = 1.5 n2 = 1.49 (a) (7 points) Coming from air, what is the largest angle relative to the aris of the fiber for which light is totally internally reflected in the fiber? (b) (6 points) I want...
EXERCISE 1.3-2 Numerical Aperture of the Graded-Index Fiber. Consider a graded-index fiber with the index profile...
EXERCISE 1.3-2 Numerical Aperture of the Graded-Index Fiber. Consider a graded-index fiber with the index profile in (1.3-12) and radius a. A tay is incident fro a nto te fibe a its center, making an angle with the fiber axis (see Fig. 1.3-8). Show, in the paraxial Figure 1.3-8 Acceptance angle of a graded-index optical fiber approximation, that the numerical aperture is Numerical Aperture (Graded-Index Fiber) where ea is the maximum angle for which the ray trajectory is confined within...
3.) An optical fiber is covered by a layer of glass, to protect its surface. The...
3.) An optical fiber is covered by a layer of glass, to protect its surface. The index of refraction of the core is n1 = 1.8, and that of the protective layer is n2 = 1.5. The diameter of the core is d= 0.2mm. a. Calculate the critical incident angle at the interface between the core and the protective layer, at which total reflection occurs! (Give your result in degrees!) b. What is the minimal radius to which the fiber...
A glass optical fiber is used to transport a light ray across a long distance
A glass optical fiber is used to transport a light ray across a long distance. The fiber has an index of refraction of 1.540 and is submerged in glycerin, which has an index of refraction of 1.473. What is the critical angle (in degrees) for the light ray to remain inside the fiber?
Suppose an optical fiber has a refractive index n = 1.55. (a) Compute the largest angle between the fiber axis and a light ray that will propagate along the fiber, if the fiber is surrounded by air. (b) Compute the angle, if the fiber is surrounded by a cladding material with index 1.53.
1. An optical fiber has a core diameter of 4 micro-meters and the cladding refractive index n-= 1.46. In order to have a single mode propagation wavelengths at 850nm and above what is the maximum core refractive index we should use?
A light ray entering an optical fiber (made from crown glass) surrounded by air is first refracted and then reflected as shown below 2 1 a. What is the minimum angle 01 (greater than or equal to 0) at which an incident ray will still be totally internally reflected? Hint for (a) Minimum angle 61 deg. (Only enter values 0 or greater.) b. What is the maximum angle 61 (smaller than 90 deg) at which an incident ray will still...
1. The inner core of an optical fiber has a diameter of 0.1 mm
and an index of refraction of n1 = 1.5. The outer core
of the fiber has an index of refraction of n2 =
1.49.
12 = 1.49 ni = 1.5 n2 = 1.49 (a) (7 points) Coming from air, what is the largest angle relative to the aris of the fiber for which light is totally internally reflected in the fiber? (b) (6 points) I want...
EXERCISE 1.3-2 Numerical Aperture of the Graded-Index Fiber. Consider a graded-index fiber with the index profile in (1.3-12) and radius a. A tay is incident fro a nto te fibe a its center, making an angle with the fiber axis (see Fig. 1.3-8). Show, in the paraxial Figure 1.3-8 Acceptance angle of a graded-index optical fiber approximation, that the numerical aperture is Numerical Aperture (Graded-Index Fiber) where ea is the maximum angle for which the ray trajectory is confined within...
3.) An optical fiber is covered by a layer of glass, to protect its surface. The index of refraction of the core is n1 = 1.8, and that of the protective layer is n2 = 1.5. The diameter of the core is d= 0.2mm. a. Calculate the critical incident angle at the interface between the core and the protective layer, at which total reflection occurs! (Give your result in degrees!) b. What is the minimal radius to which the fiber...
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