Side A of the below thin lens has a radius of curvature of 270cm and side...
A contact lens has a convex and a concave side. The radius of curvature of the convex side is 1.5 cm. The radius of curvature of the concave side is 1.6 cm. The lens material has an index of refraction of 1.7. What is the focal length of the contact lens? (in cm] Answer: What is the optical power of the contact lens? ſin D] Answer:
One side of a lens is concave with radius of curvature 30 cm. The other side is convex with radius of curvature 60 cm. The index of refraction of the lens is 1.6. What is the focal length of the lens? Group of answer choices 100 cm, converging 100 cm, diverging 33 cm, converging 33 cm, diverging
o Consider a thin double concave lens, with each face having a radius of curvature of 35 cm. The glass composing the lens has an index of refraction of 1.4 1.What is the focal length of this lens? 2.If an 1 cm object is placed at 1.5x the focal length, where is the image and how big is it, according to the thin lens equation? 3.Is the image real or virtual? Right side up? Hint: when sketching your ray diagram,...
A biconvex lens has two distinct radii of curvature. One face has a radius of curvature of magnitude R, = 11.8 cm, and the opposite face has a radius of curvature of magnitude R, = 18.9 cm. The lens medium has an index of refraction of n = 1.48. (a) Calculate the focal length (in cm) of the lens for light incident on the side with radius of curvature R,. cm (b) Calculate the focal length (in cm) of the...
A biconvex lens has two distinct radii of curvature. One face has a radius of curvature of magnitude R1 = 12.3 cm, and the opposite face has a radius of curvature of magnitude R2 = 17.9 cm. The lens medium has an index of refraction of n = 1.51. (a) Calculate the focal length (in cm) of the lens for light incident on the side with radius of curvature R1. (b) Calculate the focal length (in cm) of the lens for light...
The left face of a biconvex lens has a radius of curvature of 10.0 cm, and the right face has a radius of curvature of 20.0 cm. The index of refraction of glass is 1.44. (a) Calculate the focal length of the lens. f = cm (b) Calculate the focal length if the radii of curvature of the two faces are interchanged. f = cm
Review Constants In this example, we will apply the thin-lens equation to a lens that has two concave surfaces. The two surfaces of the lens shown in (Figure 1) have radii of curvature with absolute values of 20 cm and 5.0 cm. The index of refraction is 1.52. What is the focal length f of the lens? SOLUTION SET UP AND SOLVE The center of curvature of the first surface is on the incoming side of the light, so R,...
A thin plastic lens with index of refraction n = 1.66 has radii of curvature given by R, - -11.5 cm and R- 35.0 cm. HINT (a) Determine the focal length in cm of the lens. cm (b) Determine whether the lens is converging or diverging. O converging O diverging Determine the image distances in cm for object distances of infinity, 3.00 cm, and 30.0 cm. (c) Infinity cm (d) 3.00 cm cm (e) 30.0 cm cm Need Help? Read...
A meniscus lens is made with the radius of curvature of the convex surface being 45.0 cm and the concave surface 25.0 cm. If the glass used has index of refraction 1.50, what is the focal length of this lens?
A thin plastic lens with index of refraction n = 1.71 has radii of curvature given by Ri = -11.5 cm and R2 = 35.0 cm. HINT (a) Determine the focal length in cm of the lens. cm (b) Determine whether the lens is converging or diverging. converging ОО diverging Determine the image distances in cm for object distances of infinity, 7.00 cm, and 70.0 cm. (c) infinity cm (d) 7.00 cm cm (e) 70.0 cm cm