Question 3: An extended object is placed at point 0, 10 cm in front of a convex lens L₁ and a concave lens L₂ is placed 10 cm behind it, as shown in the figure. The radii of curvature of all the curved surfaces in both the lenses are 20 cm. The refractive index of both the lenses is 1.5. The total magnification of this lens syStatement is;
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A: The image distance: p=29.0 cm=0.29 m The magnification of the lens: M=0.0140
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Q: To fit a contact lens to a patient's eye, keratometer can be used to measure the curvature of the…
A: Solution:-
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Q: A thin plastic lens with index of refraction n = 1.67 has radii of curvature given by R1 = -12.0 cm…
A: The refraction index of the thin plastic lens is n = 1.67. The radii of curvature is R1 = - 12.0 cm…
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Q: It shows a thin converging lens with radius R1 = 9 cm and R2 = -11 cm. This lens is placed in front…
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Q: A 1.20-cm-tall object is 50.0 cm to the left of a converging lens of focal length 40.0 cm. A second…
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Q: You are designing lenses that consist of small double convex pieces of plastic having surfaces with…
A: Using lens makers equation 1f=n-11R1+1R2
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Q: The figure gives the lateral magnification m of an object versus the object distance p from a lens…
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Q: The optics of your visual system have a total refractive power of about +60 D—about +20 D from the…
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A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…
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A: Given information t=2 NL = 1.5 for a small object height is 2mm and surface of the lens is 4cm. So…
Q: To fit a contact lens to a patient's eye, a keratometer can be used to measure the curvature of the…
A: The cornea of the eye behaves like a spherical mirror, reflecting off any light incident on it. When…
Q: What is the focal length of the lens in your eye when you can focus on an object at your near point?…
A: u = -21 cm v = -(25-2) = -23 cm Since near point is 25 cm from eye
Q: A biconcave lens has radii of curvature equal to R, = 30.4 cm and R, = 42.3 cm. A very distant…
A: Given: The radii of curvature is R1 = 30.4 cm The radii of curvature is R2 = 42.3 cm The lens…
Q: A converging lens has focal length 20 cm. If the object distance is 5 cm. Find out the magnification…
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Q: The magnitudes of the radii of curvature are 32.5 cm and 42.5 cm for the two faces of a biconcave…
A: Write the expression for the focal length of the lens:
Q: An object is located 15.0 cm from a converging and unknown lens combination; the converging lens has…
A: useful formula:The u-v-f relation for a lens is1v-1u=1f--(1)v-image distanceu-object distancef-focal…
Q: A converging lens made of a material with refractive index of n = 1.49. The magnitude of the radii…
A: given data n=1.49 magnitude of the radii of curvature of its surface are 10 cm and 20 cm what is the…
Q: All eyeglass lenses have chromatic aberration. This is usually expressed as dioptric spread. For a…
A: Given Details: Focusing Power of Red Light = +5.90 Focusing Power of Green Light = +6.00 Focusing…
Q: X-? 30 cm 1.5 m
A: Given, For the first lens The object distance is u1=30cm The image distance is v1. Focal distance…
Q: For a given converging lens, an object placed 1.15 m away from the lens produces an image 0.28 m…
A: Given data The object distance is given as u = -1.15 m. The image distance is given as v = -0.28 m.…
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A: Given data The near point to the left eye is, q1 =-50.0 cm The near point to the right eye is, q2…
Q: A jeweler’s lens of focal length 5.0 cm is used as a magnifier. With the lens held near the eye,…
A: Part a:
Q: Two rays traveling parallel to the principal axis strike a large plano-convex lens having a…
A: The Refractive index of a plano-convex lens is 1.60 The radius of curvature of the face 21.0 cm…
Q: For a diverging lens with one flat surface, the radius of curvature for the curved surface is 20.0…
A: Given,
Q: The objective lens of an astronomical telescope has a focal length of 60 cm and the eyepiece has a…
A: fobjective = 60 cm feyepiece = 2 cm d = fob + fey d = 60 + 2 = 62 cm
Q: To fit a contact lens to a patient’s eye, a keratometer can be used to measure the curvature of the…
A: Consider an object is placed at a distance p from the cornea and the image formed at a distance q.…
Q: The optics of your visual system have a total refractive power of about +60 D—about +20 D from the…
A: Far-sightedness is a defect, which is commonly observed in people, which makes them difficult to…
Q: Q3: A two-lens system. Two converging lenses, A and B, with focal lengths fA = 20.0 cm and fB = 25.0…
A: We have given the focal length of Lens A =20 cmThe focal length of Lens B =25 cmdistance between the…
Q: A converging lens with focal length f = 20 cm is used to create real image. By moving the lens…
A: We know that lens equation is 1f=1p+1q where p is object distance and q is image distance. given…
Q: n1 n2 n2 ht d. P.
A: (A) Let us first consider the biconvex lens. Let us consider the rays are coming from infinity. They…
Q: A converging meniscus lens with a refractive index of 1.52 has spherical surfaces whose radii are…
A: Let the radii of the converging meniscus be R1 and R2, respectively, the refractive index of the…
Q: An object measures 4cm high above the axis of an optical system consisting of a 2-cm aperture stop…
A:
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