A filter-tilting type nightglow photometer using a small GaAs photocathode and aspheric lenses
A Fine-Tooth Comb to Measure the Accelerating Universe
A finite difference method of solving anisotropic scattering problems
A First Look at the Doughnut Around a Giant Black Hole
A fixed plate to remove spherical aberration in Rayleigh laser guide stars
A Flat Focal Plane for LSST
A flexible Bloch mode method for computing complex band structures and impedances of two-dimensional photonic crystals
A flexible mirror for adaptive compensation of stationary thermal blooming.
A Flexible Telecom Satellite Repeater based on Microwave Photonic Technologies
A focal plane sensor for low-order sensing on laser tomographic systems: LIFT
A Focusing X-Ray Timing Observatory
A focussing iron line crystal spectrometer for Spacelab
a Folded All-Reflecting Schmidt Camera and Ultraviolet Image Converter for Space-Astronomy Applications
A Forceful Demonstration by FORS
A Fourier (k-) space design approach for controllable photonic band and localization states in aperiodic lattices
A Fourier transform telescope for sub-arcsecond imaging of x-rays and gamma rays
A fourth-order Runge-Kutta in the interaction picture method for coupled nonlinear Schrodinger equation
A fractional Brownian motion model for the turbulent refractive index in lightwave propagation
A free-space laser communication test-bed based on coherent diode-pumped Nd:YAG laser technology
A frequency selective bolometer camera for measuring millimeter spectral energy distributions