Absolute radiance imaging using parametric image amplification

S. Brustlein (1) , E. Lantz (1) , F. Devaux (1)

1 FEMTO-ST - Franche-Comté Électronique Mécanique, Thermique et Optique - Sciences et Technologies (UMR 6174)

We show that parametric image amplification can be used to achieve a 2D radiance map directly expressed in photons per spatiotemporal mode. Radiance images of incoherent signals with less than one photon per mode (typically 10-2) are resolved.

Domaines: Optique / photonique

S. Brustlein, E. Lantz, F. Devaux. Absolute radiance imaging using parametric image amplification. Optics Letters, 2007, 32 (10), pp.1278-1280. ⟨10.1364/OL.32.001278⟩. ⟨hal-00270604⟩