Physics Forums Insights
  • Physics
    • Physics Articles
    • Physics Tutorials
    • Physics Guides
    • Physics FAQs
  • Math
    • Math Articles
    • Math Tutorials
    • Math Guides
    • Math FAQs
  • Bio/Chem/Tech
    • Bio/Chem Articles
    • Computer Science Tutorials
    • Technology Guides
  • Education
    • Education Articles
    • Education Guides
  • Interviews
  • Quizzes
  • Forums
  • Click to open the search input field Click to open the search input field Search
  • Menu Menu

Lens Articles

Tag Archive for: lens

lensfocus

Lenses and Pinholes: What Does “In Focus” Mean?

March 29, 2017
/
11 Comments
Introduction In introductory physics, the optics unit often teaches about virtual and real images, focal lengths, indexes of refraction, etc. Some questions…
https://www.physicsforums.com/insights/wp-content/uploads/2017/03/lensfocus.png 135 240 stevendaryl https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png stevendaryl2017-03-29 19:42:142026-02-16 21:44:03Lenses and Pinholes: What Does “In Focus” Mean?
diffractiontheory

The Diffraction Limited Spot Size with Perfect Focusing

March 13, 2017
/
12 Comments
Purpose The purpose of this Insights article is to give the reader a brief introduction to the principles behind diffraction-limited focusing. The reader…
https://www.physicsforums.com/insights/wp-content/uploads/2017/03/diffractiontheory.png 135 240 Charles Link https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Charles Link2017-03-13 19:17:102024-08-17 10:37:05The Diffraction Limited Spot Size with Perfect Focusing

Trending Articles

  • What Planck Length Is and It’s Common Misconceptions
  • Can We See an Atom?
  • The Oppenheimer-Snyder Model of Gravitational Collapse: An Overview
  • Animal Speed Scaling: Body-Lengths per Second Across Sizes
  • Learn Interacting Quantum Fields in Mathematical Quantum Field Theory
  • Yardsticks to Metric Tensor Fields
  • How to Solve a Multi-Atwood Machine Assembly
  • The Extended Riemann Hypothesis and Ramanujan’s Sum
  • Particle in a Box: 1D & 2D Quantum Visualizations
  • How to Determine the Change in Entropy

Physics Forums

  • Classical Physics
  • Atomic and Condensed Matter
  • Quantum Physics
  • Special and General Relativity
  • Beyond the Standard Model
  • High Energy, Nuclear, Particle Physics
  • Astronomy and Astrophysics
  • Cosmology
  • Other Physics Topics

Receive Insights Articles to Your Inbox

Enter your email address:

Blog Information

  • Become a Member!
  • Write for Us!
  • Table of Contents
  • Blog Author List

Popular Topics

astronomy (17) black holes (17) classical physics (35) cosmology (16) education (23) electromagnetism (19) general relativity (19) gravity (24) interview (21) mathematics (39) mathematics self-study (21) Physicist (26) programming (18) Quantum Field Theory (31) quantum mechanics (36) quantum physics (24) relativity (40) Special Relativity (16) technology (19) universe (21)
2026 © Physics Forums, ALL RIGHTS RESERVED - Contact Us - Privacy Policy - About PF Insights
  • Link to X
  • Link to Facebook
  • Link to LinkedIn
  • Link to Youtube
Scroll to top Scroll to top Scroll to top