The annual RHS Photographic Competition is open to amateur and professional photographers from all over the world. Entry is free. The overall winner will receive £5,000.
The competition is open to anyone with an interest in photography through the microscope. The subject matter is unrestricted and any type of light microscopy technique is acceptable.
This contest is divided into 6 categories: Natural World, Travel, People, The American Experience, Altered Images, Mobile. Grand Prize: $2,500
The contest is divided into eight monthly rounds, each one focusing on a specific theme. The winner of each round will receive prizes from Sigma.