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Tickets
Tickets
Visit
Visit
Plan your visit
Tickets
Locations, hours, and admission
Map, audio, and more
Where to start
Visitor guidelines and policies
Frequently asked questions
Book a tour
Tips for visiting
Restaurants
Accessibility
Discounts
Families
Visit MoMA
PS1
Exhibitions and events
Exhibitions and events
In the galleries
Current and upcoming exhibitions
Exhibition history
What’s on
Events calendar
Film series
Performances
Art and artists
Art and artists
Explore our Collection
Art
Artists
Learn, read, watch
Audio
Magazine
Art terms
Online
courses
Youtube
Store
Search moma.org
Enter a term to search
Become a member
Log in
Art
terms
Art terms
Opaque
Opaque
Impenetrable to light
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