1. An object is placed 30 cm to the left of a converging lens of focal length 15 cm, and a diverging lens of focal length 20 cm is placed 45 cm to the right of the first lens. How far from the original object is the final image? What is the magnification of the lens combination?
2. While talking to someone who is wearing sunglasses you see yourself reflected in their lenses. Your face is 10.0 cm away from the glasses, which are diverging and have a radius of curvature of 1.00 m. Locate and describe the image.