Concept for the Keck Next Generation Adaptive Optics system

Concept of a Wavelength Tunable Solar Polarimetry

Concept of field-to-resolution ratio in aperture synthesis

Concept study and validation of Antarctic telescope tower

Concept study of a multi-object AO system for the EAGLE instrument on the European ELT

Concept study phase A2 for the solar spectrograph PETRA

Conception and state of the radiometric analysis breadboard (RAB) for the Mercury Radiometer and Thermal Infrared Spectrometer (MERTIS)

Concepts and Designs for the AAT 2dF Fiber Spectrograph Camera

Concepts for a large telescope in space with interferometric imaging

Concepts for a Large-Aperture, High Dynamic Range Telescope

Concepts for spaceborne hyperspectral imagery using prism spectrometers

Concepts for the Next Generation Space Telescope

Concepts for the Swedish 50-cm vacuum solar telescope

Concepts using optical MEMS array for ladar scene projection

Conceptual Configuration of a Dual Power, Daylight and Low Light Level Periscopic Telescope

Conceptual design and performance of the multiconjugate adaptive optics module for the European Extremely Large Telescope

Conceptual design and structural analysis for an 8.4-m telescope

Conceptual design of a fast soft x-ray stellar polarimeter

Conceptual Design of a Fast Soft X-ray Stellar Polarimeter

Conceptual design of a phase shifting telescope-interferometer