Nikon Small World Photomicrography Competition 2026
Nikon Small World is the world's leading photomicrography competition (images captured via light microscope), running since 1975. The 2026 cycle closed on 30 April; up to three photomicrographic images per entrant. Top prize is USD 3,000 plus ranked prizes through 20th place. AI-generated images are explicitly banned and the sponsor reserves the right to request original files for verification.
- Deadline
- May 1, 2026
- Entry fee
- Free entry
Authenticity policy
AI policy
AI generated images are not permitted, and Sponsor holds the right to request the original image for verification.
RAW files
AI generated images are not permitted, and Sponsor holds the right to request the original image for verification.
Editing rules
Images must be taken using a light microscope (electron and other non-optical microscopy ineligible). Macro photography is not eligible. The competition is one of the leading scientific-imaging awards globally and has run since 1975.
Verified on June 12, 2026