Second-order focusing conditions for ruled concave gratings.

Second-order imaging properties of circular field spectrographs

Second-order nonlinear mixing in planar photonic crystal microcavities

Second-Order Nonlinear Mixing of Two Modes in a Planar Photonic Crystal Microcavity

Second-order optical effects in organometallic nanocomposites induced by an acoustic field

Second-order UV contamination in astronomical spectra

Secondary emission from synthetic opal infiltrated by colloidal gold and glycine

Secondary mirror chopping system for large infrared telescope

Secondary mirror system for the European Solar Telescope (EST)

Sectional active mirrors for telescopes

Secure optical communication system utilizing deformable MEMS mirrors

SEDHI: development status of the Pléiades detection electronics

Sediment resuspension in the wakes of Hurricanes Edouard and Hortense

SEEDS: Target Selection for Open Clusters and Moving Groups

Seeing a Stellar Explosion in 3D

Seeing and the design and location of a 15 meter telescope

Seeing at Mauna Kea - A joint UH-UN-NOAO-CFHT study

Seeing calibration of optical astronomical speckle interferometric data

Seeing clearly through the atmosphere.

Seeing Improvement with Ground-Layer Adaptive Optics