# Question

A compound microscope has an objective lens with a focal length of 0.50 cm and an eyepiece with a focal length of 3.25 cm. The separation distance between the lenses is 22 cm.

(a) What is the total magnification?

(b) Compare (as a percentage) the total magnification with the magnification of the eyepiece alone as a simple magnifying glass.

(a) What is the total magnification?

(b) Compare (as a percentage) the total magnification with the magnification of the eyepiece alone as a simple magnifying glass.

## Answer to relevant Questions

The lenses used in a compound microscope have powers of + 100 D and + 50 D. If a total magnification of is desired, what should be the distance between the two lenses? A modern microscope is equipped with a turret that has three objectives with focal lengths of 16 mm, 4.0 mm, and 1.6 mm and interchangeable eyepieces of 5.0 x and 10x. A specimen is positioned such that each objective ...A terrestrial telescope uses an objective and eyepiece with focal lengths of 42 cm and 6.0 cm, respectively. (a) What should the focal length of the erecting lens be if the overall length of the telescope is to be 1.0 m? ...From a spacecraft in orbit 150 km above the Earth’s surface, an astronaut wishes to observe her hometown as she passes over it. What size features will she be able to identify with the unaided eye, neglecting atmospheric ...A student uses a magnifying glass to examine the details of a microcircuit in the lab. If the lens has a power of 10 D and a virtual image is formed at the student’s near point (25 cm), (a) How far from the circuit is the ...Post your question

0