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Increasing the Knowledge of Optics


Date: 5/12/2026
Subject: OSSC Newsletter - May 2026
From: Newsletter Team



OSSC
Images
Newsletter Volume 30, Number 9
May 2026
Table of Contents
  1. From the President
  2. May OSSC Meeting - Virginia Ford
  3. OSSC Election - Final Call for Nominations
  4. Registration For Mount Wilson Viewing Opens May 14
  5. June Meeting - History of OSSC
  6. DIAG USA - Apprenticeship Network
  7. VITAL Link - Empowering Futures
  8. Optricks! - Adelson Checker Shadow Illusion
  9. AAPT Physics Education Summer Meeting
  10. Outreach Activities
  11. Optics Education
  12. Attention Students
  13. OSSC Website Sponsors
  14. OSSC Corporate Members
  15. Welcome New OSSC Members
OSSC 75 anniversary

From The President
Donn Silberman
 
Donn Silberman
Hello OSSC Members and Friends,
 
Welcome to the OSSC May Newsletter. I hope you can attend our May meeting at the Raffi’s Catering and Banquet in Pasadena to enjoy the friendship of your fellow OSSC members and other guests. While we have had events here several times over the past few years, this event will be headlined by my friend Virginia "Ginny" Ford, Director of Engineering, Eidetic Optical Systems in Valencia, CA.  Ginny will tell us about her 47-year journey as an Optomechanical Engineer, most of her career at JPL, including eight terms working on the Thirty Meter Telescope. For the past 3 years, she has worked with her husband Eric, and their son Patrick at Eidetic, which Eric founded about 30 years ago. Read More>

May 2026 Meeting
 
 
 

Upcoming OSSC Election
Final Call for Nominations
OSSC Board of Director
OSSC will hold its next election for officers soon.
 
Final call For nominations for candidates for elected office will at the May 13 Meeting.
 
You must be a member to vote, so it's a great time to renew your membership. Final votes will be counted and the results announced at our June meeting. 
 
We would love for you to join the OSSC Leadership Team either by running for elected office by serving as a volunteer!
 
The Leadership Team guides our Society through all of our activities including regular monthly meetings, special events, and  education & outreach activities. The team also manages the Society's membership and finances and communicates with our members through our website, newsletter, emails, and via social media.
 
If you are interested in running for office or volunteering in any capacity, please contact OSSC President Donn Silberman at President@ossc.org.

Registration For Mount Wilson Viewing
Opens May 14
Hooker 100-inch Telescope

The OSSC is finalizing the details of our next viewing party at the Mount Wilson Observatory where we will spend half the night viewing astronomical object using the famed Hooker 100-inch telescope. The event will take place on August 8 and will include an engineering tour, pot-luck dinner, and the chance to spend the night at the Monastery Dormitory where Albert Einstein and Edwin Hubble slept.

 
Registration for the 20 available spots opens on May 14 at 6:00 AM!
 
 
 


 
 
 

DIAG USA - Apprenticeship Network
DIAG USA 2026 Newsletter
by Azucena (Suzy)Angulo
 
DIAG USA and its Industry-Centered Apprenticeship Network is a workforce development organization dedicated to building strong talent pipelines through high quality, industry driven apprenticeship programs. DIAG USA's mission is to strengthen businesses and empower a skilled workforce. In close partnership with employers, colleges, and community organizations, DIAG USA connects individuals to meaningful career pathways in advanced manufacturing, IT, healthcare, and other high demand sectors. Each program is designed with direct employer input, ensuring that training aligns with industry needs and evolving skill requirements. 
 

VITAL Link - Empowering Futures
Vital Link 2026 Newsletter

If you do not know about Vital Link, now is the time to discover an organization that is actively investing in the future workforce. Vital Link is a nonprofit organization dedicated to preparing students for future careers by connecting education with real-world industry experiences. Through hands-on programs, students are introduced to fields such as robotics, engineering, advanced manufacturing, healthcare, computer programming, digital media arts, drone technology, and entrepreneurship.

Vital Link especially transforms STEM education into something real and tangible,  not only theory in a classroom, but experiences that students can see, touch, and imagine themselves being part of. Read More >

 
 



Optricks!
Adelson Checker Shadow Illusion
Checker Shadow Illusion
The Checker Shadow illusion is a an optical contrast illusion consisting of an angled checkerboard of light and dark squares.  Region A appears darker than region B, even though they are the exact same shade. The illusion was published by Edward H. Adelson, professor of vision science at MIT, in 1995.
 
Adelson's illusion is a famous optical contrast illusions where the perceived shade of a region depends on the shade of the surrounding regions.  For example, a gray square of average intensity will appear lighter when surrounded by a thick dark border and darker with a lighter boarder.  In the Checker Shadow Illusion, regions A is surrounded by lighter squares making it appear darker, and region B by darker squares making it appear lighter. Adelson's illusion is enhanced by the pattern of alternating dark and light diagonals, the fuzzy boarder created by the shadow caste by the green cylinder, and the angle from which the checkerboard is viewed.
 
Still not convinced the two regions are the same shade? Proof Is Here >

AAPT Physics Education
Summer Meeting
AAPT summer meeting 2026

Be part of the American Association of Physics Teachers community at the 2026 AAPT Summer Meeting, where educators, researchers, and students come together to exchange innovative teaching strategies, research, and best practices in physics education. Join us in Pasadena, California, July 19–22, 2026, for an engaging and transformative experience.

 
 
 

Outreach 
Outreach Steven Dang Diffractive Selfie
Outreach Opportunities

The OSSC seeks volunteers for upcoming events being organized by our friends at Vital Link and The Girl Scouts of Orange County and many more. If you are interested please contact us at Outreach@ossc.org.

Final Notes
 
We love publishing news from our members including profiles, activities, white papers, and new products from our OSSC Corporate Members.  Send your input to Newsletter@ossc.org. Please include the word "newsletter" in the subject line of your email.
 

Optics Education
      UC Irvine Optical & PCC Laser Tech      
UCI 10 Years
PCC Laser Tech Program
Learn more about professional education opportunities on the OSSC website.

Attention Students
Student Membership
Students Members receive a meal discount at our regular meetings. If you qualify as a Student Member but do not see the discount, your membership probably needs to be updated.  Please contact Memberships@ossc.org to have your membership changed to Student Member before registering for the next meeting.
 
Student Members are Individual Members who are currently enrolled in school at least part-time and are not working full-time.

Website Sponsors
4D Technology
Aerotech
AMP Optics
AOM
Apre Instruments
Diverse Optics
Golden Gate Light Optimization
Infinite Optics
Jenoptik
Knobbe Martens
Matter Intelligence
Micro Laser
mks Newport
OHARA
OptoSigma
PI Nanopositioning
Quartus
Reynard
Rowe Technical Design
Tempo
ThorLab
Zygo

Corporate Members

4D Technology
Advanced Micro Precision
Aerotech
AMP Optics
Applied Optics
Äpre Instruments
Arizona Optical Metrology
Bell Collaborative

DIAG USA
Diverse Optics
DKA Design LLC
Ecoclean Inc
Egorov Scientific
FindLight
Golden Gate Light Optimization
Guernsey Coating Laboratories
Guiding Photonics
Infinite Optics
Isuzu Glass
Jenoptik Optical Systems
Keysight Optical Design Engineering
Knobbe Martens

Matter Intelligence Inc

Micro Laser Systems
MKS Instruments
 Ohara Corporation
Optical Engineering & Analysis
Opto Sigma Corporation
Photodigm, Inc
PI (Physik Instrumente) L.P.
PINC Technologies Inc
Quartus Engineering
Raytheon SAS
Reynard Corporation
Rowe Technical Design 
Samueli Academy
Spectrum Scientific
Supply Chain Optics
Taylor Hobson Inc
Tempo Plastic Company
Thorlabs
Vital Link
Zygo Corp


Welcome New Members
Ablimit Ablez
Suzy Angulo
Ace Calvert
Keyla Chavez
Nicolas I Colon
Anthony B Davis
Anthony DeLaCruz
Gabriel Delao
Alan Distancia
Alberto Duron
Hrag Ekmekjian
Theophile Ewing
Taylor Ford
Virginia Ford
Jason Fucik
Aidan Garcia
George Ellery Hale
Helen Hoblitzelle
David Ibanez
Prateek Jain
Ziqi Jin
Friedrich W Kunzler


Yingshuo Lyu
Asad Mahmood
Alex Merino
Daniel Moreno
Seth MyLymuk
Charles D Norton
David E O'Ryan
David Perez
Scott Richman
Isaac Sanchez
Reed A Schmell
Vahan Senekerimyan
Kadin Severs
Roger Smith
Annie Tran
Brandon Turk
Lucas Valdez
Derek Wan
Jin Yan
GUIRONG ZHOU
Chelsea Zonick




We value your membership and appreciate your support!

Optical Society of Southern California
www.ossc.org
Box 228, 2312 Park Avenue
Tustin, California 92782

Box 228, 2312 Park Avenue

Tustin, California 92782



The Optical Society of Southern California is a non-profit 501(C)3 tax exempt corporation.

We do not endorse candidates for public office or contribute to political candidates or campaigns.