The actin cytoskeleton (cyan) and endoplasmic reticulum (red) of a mouse brain cancer cell
12th Place, 2025 Photomicrography Competition
Halli Lindamood & Eric Vitriol

Nikon Small World

Celebrating over 50 years of images captured by the light microscope.

Nikon Small World is regarded as the leading forum for showcasing the beauty and complexity of life as seen through the light microscope. The Photomicrography Competition is open to anyone with an interest in microscopy and photography. The video competition, entitled Small World In Motion encompasses any movie or digital time-lapse photography taken through the microscope.

The 2026 Competitions Are Now Closed

Stay tuned for updates regarding the judging and announcement of winners.


Photomicrography Competition

The Nikon Small World Competition first began in 1975 as a means to recognize and applaud the efforts of those involved with photography through the light microscope. Since then, Small World has become a leading showcase for photomicrographers from the widest array of scientific disciplines.

Browse the Photo Galleries

Video Competition

In 2011, Nikon announced that it would begin accepting movies taken through the microscope as a new category in the 37th annual Nikon Small World Photomicrography Competition. This new category, titled Small World in Motion, encompasses any movie or digital time-lapse photography taken through the microscope and adds a new, distinct discipline to the competition.

Browse the Video Galleries


Small World News

Nikon Announces Judging Panel for the 52nd Annual Small World Competition

Nikon Instruments Inc. today announced the members of the judging panel for its 2026 Nikon Small World photomicrography and Small World in Motion video competitions, which will be held June 2–4 at The Research Park at Torrey Pines in San Diego, California. 

Browse News Archives


Masters of Microscopy

2025 Nikon Small World first place winner Zhang You

Learn More

Meet the Judges

Get to know the 2025 Nikon Small World and Small World in Motion judging panel.

Learn More

Small World Exhibit Tour

Browse All Events

MicroscopyU

Nikon's MicroscopyU website features technical support and timely information about all aspects of optical microscopy, photomicrography, and digital imaging.

Visit MicroscopyU

Nikon Instruments

Nikon Instruments is a leader in microscope-based optical and imaging technologies for the life sciences and part of the Nikon Healthcare Business Division.

Visit Nikon Instruments