# Lenses And Telescopes Lab Answers

Lenses And Telescopes Lab Answers. The lens you look through is called the eyepiece and the other lens is called the objective. • answer the questions on below.

LAB 9 GEOMETRIC OPTICS_LENS OBJECTIVES o Use lenses chegg.com

Using single lenses to form images. Place the convex lens near the ray box so it focuses the rays and causes them to cross each other at the focal point. Welcome to our telescopes lab!

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Based upon your calculations in the first section of the lab. select two lenses with appropriate focal lengths to construct a telescope on the optical bench. Eyepiece has negative power. the telescope is a galilean telescope. shown in fig.

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We made differing telescopes using the different lense combinations with different focal lengths. which we calculated. What kind of telescope is this?

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Use a ruler to measure the diameter and focal length of each of the lenses at your station. Note that in both cases the distance between the two elements is equal to the sum of the focal lengths of the elements (positive or negative signs taken into account).

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(each lab partner should take turns measuring the properties of the lenses.) to. Hana martinez monday ast 103 october 10. 2015 partners:

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Does it matter which way you look through your telescope? The purpose of this lab was to use lenses and light to create telescopes.

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Eyepiece has negative power. the telescope is a galilean telescope. shown in fig. Students will measure the properties of lenses. and make a telescope.

#### An Astronomical Telescope Is Constructed With Two Converging Lenses:

Telescopes that use mirrors as their objective are called. Optical bench up to view objects which are far away. exactly like you would use a telescope. Physics questions and answers no.131880 tony lab #4:

#### Biologists Use Microscopes With Multiple Lenses To See Very Small Objects.

Front end of the box by approximately 1 cm (the concave lens works fine for this). 1 f = 0 + 1 Eyepiece has negative power. the telescope is a galilean telescope. shown in fig.

#### This Causes The Colored Rays To Shine Out A Further Distance.

The objective lens forms a real reduced image of the object. What is the color of the light where the three rays come together? You are provided with one objective lens and two eyepieces. enclosed in black cardboard tubes.

#### Look Through Your Telescope And Determine If The Image Is Right Side Up Or Upside Down?

Check your answer by testing a pair of lenses with similar image widths. then by Place the convex lens near the ray box so it focuses the rays and causes them to cross each other at the focal point. If the index of refraction of olive oil is 1.45. what is the speed of light through the oil?

#### The Lens You Look Through Is Called The Eyepiece And The Other Lens Is Called The Objective.

If you are a beginner astronomer.. The purpose of this lab was to use lenses and light to create telescopes. A short focal length lens of smaller diameter is placed at the eye end of the telescope and is called the eyepiece.