Important Test Deadlines

February 1-29 Testing Window:
Regular registration opens on December 1 and closes on January 15
Late registration ends January 30

OptiCon @ Vision Expo East (New York City, NY):
Contact ABO & NCLE at exams@abo-ncle.org for more information.

May 1-31 Testing Window:
Regular registration opens on March 1 and closes on April 15
Late registration ends April 29

August 1-31 Testing Window:
Registration opens on June 1 and closes on July 15
Late registration ends July 30

OptiCon @ Vision Expo West (Las Vegas, NV):
Contact ABO & NCLE at exams@abo-ncle.org for more information.

November 1-30 Testing Window:  
Registration opens August 16 and closes on October 15
Late registration ends October 30