Martín, Fernando
Article History
First Online: 3 February 2015
Change Date: 16 February 2015
Change Type: Correction
Change Details: In the News & Views 'Thought experiments made real' (Nature Photonics 9, 76–77; 2015), in the Fig. 1 caption the equation describing the observation angles for constructive interference contained a typographical error and should have read nλ = rsin θ. This has now been corrected in the online versions after print 16 February 2015.