Robert E. Parks – Medium

Robert E. Parks

Pinned

Robert E. Parks

Chapter 1 — Introduction to a series of articles on optical alignment

For some time, I have been encouraged to write a book about optical alignment. There have been several halfhearted attempts at beginning…

Apr 17, 2023

Apr 17, 2023

Robert E. Parks

Chapter 12

Further Comments on Classical Optical Instruments

Apr 17

Chapter 12

Apr 17

Robert E. Parks

Chapter 10

Index of refraction and lens conjugates

Nov 30, 2023

Chapter 10

Nov 30, 2023

Robert E. Parks

Chapter 9 Creating and viewing single paraxial ray

From the beginning we have said that centering a lens meant aligning the optical axis of the lens to a reference axis. Up to this point we…

Jul 25, 2023

Chapter 9 Creating and viewing single paraxial ray

Jul 25, 2023

Robert E. Parks

Chapter 8 Alignment of 3 centers of curvature

A convenient and concrete example of aligning three centers of curvature is the cementing of the doublet we used in the optical axis…

Jul 18, 2023

Chapter 8 Alignment of 3 centers of curvature

Jul 18, 2023

Robert E. Parks

Chapter 7 — Centering 2 centers of curvature

In the previous chapter we looked at finding a single center of curvature using any of several optical instruments. This locates a…

Jul 7, 2023

Chapter 7 — Centering 2 centers of curvature

Jul 7, 2023

Robert E. Parks

Chapter 6-Centering on a single center of curvature

In this Chapter we will discuss the centering of a single center of curvature of a lens in a cell sitting on a rotary table that creates a…

Jun 21, 2023

Chapter 6-Centering on a single center of curvature

Jun 21, 2023

Robert E. Parks

What is an autostigmatic microscope (ASM) and the origin of the Point Source Microscope (PSM)

When most people think of a microscope it is one that works in transmission with the light source on one side of the sample and the…

Jun 14, 2023

What is an autostigmatic microscope (ASM) and the origin of the Point Source Microscope (PSM)

Jun 14, 2023

Robert E. Parks

A short history of the CaliBall™ and the Random Ball Test

Back in the late 1990’s NIST had a number of firms that wanted to send their interferometer transmission spheres there for calibration but…

Jun 14, 2023

Jun 14, 2023

Robert E. Parks

Chapter 5 — Optical axis definition

The purpose of optical alignment is making the optical axis of an optical element, or complete system, coaxial with some other axis that…

May 23, 2023

Chapter 5 — Optical axis definition

May 23, 2023

Robert E. Parks

Robert E. Parks

Mr. Parks has an MA in Physics. After early jobs as an optical engineer, he moved to the manufacturing of optics with emphasis on optical alignment and testing.

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