A scientist needs to focus a helium-neon laser beam (633 nm) to a 10-μm-diameter spot 8.0 cm behind the lens. ▾ Part A What focal-length lens should she use? Express your answer with the appropriate units. ▸ View Available Hint(s) f = 8.0 cm Submit Previous Answers ✓ Correct Part B What minimum diameter must the lens have? Express your answer with the appropriate units. ▸ View Available Hint(s) D= 6.182 Submit Previous Answers mm ? × Incorrect; Try Again; 8 attempts remaining Check the numerical coefficient in the expression for the minimum spot size used in your calculation
A scientist needs to focus a helium-neon laser beam (633 nm) to a 10-μm-diameter spot 8.0 cm behind the lens. ▾ Part A What focal-length lens should she use? Express your answer with the appropriate units. ▸ View Available Hint(s) f = 8.0 cm Submit Previous Answers ✓ Correct Part B What minimum diameter must the lens have? Express your answer with the appropriate units. ▸ View Available Hint(s) D= 6.182 Submit Previous Answers mm ? × Incorrect; Try Again; 8 attempts remaining Check the numerical coefficient in the expression for the minimum spot size used in your calculation
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter23: Mirrors And Lenses
Section: Chapter Questions
Problem 44P: Two converging lenses having focal length of f1 = 10.0 cm and f2 = 20.0 cm are placed d = 50.0 cm...
Related questions
Question
![A scientist needs to focus a helium-neon laser
beam (633 nm) to a 10-μm-diameter spot
8.0 cm behind the lens.
▾
Part A
What focal-length lens should she use?
Express your answer with the appropriate units.
▸ View Available Hint(s)
f = 8.0 cm
Submit
Previous Answers
✓ Correct
Part B
What minimum diameter must the lens have?
Express your answer with the appropriate units.
▸ View Available Hint(s)
D= 6.182
Submit
Previous Answers
mm
?
× Incorrect; Try Again; 8 attempts remaining
Check the numerical coefficient in the expression for the minimum spot size used in your calculation](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1e0d7c53-2a6a-4427-9afd-7aa86bbfce59%2F4b786072-b27b-4816-9f1f-5286763a5495%2F6hopyb6_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A scientist needs to focus a helium-neon laser
beam (633 nm) to a 10-μm-diameter spot
8.0 cm behind the lens.
▾
Part A
What focal-length lens should she use?
Express your answer with the appropriate units.
▸ View Available Hint(s)
f = 8.0 cm
Submit
Previous Answers
✓ Correct
Part B
What minimum diameter must the lens have?
Express your answer with the appropriate units.
▸ View Available Hint(s)
D= 6.182
Submit
Previous Answers
mm
?
× Incorrect; Try Again; 8 attempts remaining
Check the numerical coefficient in the expression for the minimum spot size used in your calculation
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Recommended textbooks for you
![College Physics](https://www.bartleby.com/isbn_cover_images/9781305952300/9781305952300_smallCoverImage.gif)
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
![College Physics](https://www.bartleby.com/isbn_cover_images/9781285737027/9781285737027_smallCoverImage.gif)
College Physics
Physics
ISBN:
9781285737027
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
![Principles of Physics: A Calculus-Based Text](https://www.bartleby.com/isbn_cover_images/9781133104261/9781133104261_smallCoverImage.gif)
Principles of Physics: A Calculus-Based Text
Physics
ISBN:
9781133104261
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
![College Physics](https://www.bartleby.com/isbn_cover_images/9781305952300/9781305952300_smallCoverImage.gif)
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
![College Physics](https://www.bartleby.com/isbn_cover_images/9781285737027/9781285737027_smallCoverImage.gif)
College Physics
Physics
ISBN:
9781285737027
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
![Principles of Physics: A Calculus-Based Text](https://www.bartleby.com/isbn_cover_images/9781133104261/9781133104261_smallCoverImage.gif)
Principles of Physics: A Calculus-Based Text
Physics
ISBN:
9781133104261
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
![Inquiry into Physics](https://www.bartleby.com/isbn_cover_images/9781337515863/9781337515863_smallCoverImage.jpg)
![University Physics Volume 3](https://www.bartleby.com/isbn_cover_images/9781938168185/9781938168185_smallCoverImage.gif)
University Physics Volume 3
Physics
ISBN:
9781938168185
Author:
William Moebs, Jeff Sanny
Publisher:
OpenStax
![College Physics](https://www.bartleby.com/isbn_cover_images/9781938168000/9781938168000_smallCoverImage.gif)
College Physics
Physics
ISBN:
9781938168000
Author:
Paul Peter Urone, Roger Hinrichs
Publisher:
OpenStax College