Recent content by AngelLegs

The two lenses would bee a double convex (in the eye) and the contact would be a convex, right? But I'm confused about how to set up the problem. One would be negative and one would be positive, right?

Homework Statement The contact lens prescribed for a mildly farsighted person is 1.25 D, and the person has a near point of 29.0 cm. What is the power in D of the tear layer between the cornea and the lens if the correction is ideal, taking the tear layer into account? Assume that a normal...

Homework Statement An object is placed a distance do in front of a concave mirror with a radius of curvature r = 6 cm. The image formed has a magnification of M = 4.3. Solve for the object's distance. Homework Equations M = -di/do (1/do) + (1/di) = 2/R = 1/f The Attempt at a Solution I've tried...

I'm afraid I'm not understanding what you mean. Is it like this?

I'm sorry, I'm new I don't quite know how to use this website yet Can you see the photo I posted?

Homework Statement A student stands 2.7 m in front of a floor-to-ceiling mirror. Her eyes are 1.64 m above the floor and she holds a flashlight at a distance 0.85 m above he floor. Calculate the angle θ, in degrees, that the flashlight makes with respect to the floor if the light is reflected...