3 citations · 8 across the 12 of their papers we have counts for
13 papers
Testing of machine learning wavefront sensing algorithms on the Tiny Observatory for Telescope Optimization (TOTO) testbed
Sanchit Sabhlok, Solvay A. Blomquist, Maggie Y +16
Phase retrieval techniques are utilized to correct low order wavefront aberrations originating from misalignments of the optical system in space based telescope concepts. Tradition…
Tiny Observatory for Telescope Optimization (TOTO): testing algorithms for autonomous on-orbit alignment for space-based telescope systems
Solvay A. Blomquist, Sanchit Sabhlok, Hyukmo Kang +11
The Tiny Observatory for Telescope Optimization (TOTO) is an optical testbed designed to evaluate the efficacy of autonomously driven alignment algorithms for space-based telescope…
The Lazuli Space Observatory: Architecture & Capabilities
Arpita Roy, Stuart Feldman, Pete Klupar +51
The Lazuli Space Observatory is a 3-meter aperture astronomical facility designed for rapid-response observations and precision astrophysics across visible to near-infrared wavelen…
Optical design and polarimetric performance of a SmallSat UV polarimeter to study interstellar dust: PUFFINS
Ramya M Anche, Hyukmo Kang, Kyle Van Gorkom +19
The Polarimetry in the Ultraviolet to Find Features in INterStellar dust (PUFFINS) is a SmallSat mission concept designed to obtain ultraviolet (UV) spectropolarimetric observation…
Stages of commissioning alignment for three-mirror anastigmat (TMA) telescopes
Solvay Blomquist, Heejoo Choi, Hyukmo Kang +7
Reliable, autonomously, deployment of telescopes enables a wide range of possible science cases. In this paper, we present a method for multi-stage telescope alignment with a simpl…
Focus diverse phase retrieval test results on broadband continuous wavefront sensing in space telescope applications
Hyukmo Kang, Kyle Van Gorkom, Meghdoot Biswas +2
Continuous wavefront sensing benefits space observatories in on-orbit optical performance maintenance. To measure the phase of a wavefront, phase retrieval is an attractive techniq…
Alignment of three mirror anastigmat telescopes using a multilayered stochastic parallel gradient descent algorithm
Solvay Blomquist, Heejoo Choi, Hyukmo Kang +4
When a telescope doesn't reach a reasonable point spread function on the detector or detectable wavefront quality after initial assembly, a coarse phase alignment on-sky is crucial…
Approaches to lowering the cost of large space telescopes
Ewan S Douglas, Greg Aldering, Greg W. Allan +26
New development approaches, including launch vehicles and advances in sensors, computing, and software, have lowered the cost of entry into space, and have enabled a revolution in…
Approaches to developing tolerance and error budget for active three mirror anastigmat space telescopes
Heejoo Choi, Young-Sik Kim, Hyukmo Kang +6
The size of the optics used in observatories is often limited by fabrication, metrology, and handling technology, but having a large primary mirror provides significant benefits fo…
Focus diverse phase retrieval testbed development of continuous wavefront sensing for space telescope applications
Hyukmo Kang, Kyle Van Gorkom, Jess Johnson +4
Continuous wavefront sensing on future space telescopes allows relaxation of stability requirements while still allowing on-orbit diffraction-limited optical performance. We consid…
Integrated modeling of wavefront sensing and control for space telescopes utilizing active and adaptive optics
Kevin Z. Derby, Kian Milani, Solvay Blomquist +9
Extreme wavefront correction is required for coronagraphs on future space telescopes to reach 1e-8 or better starlight suppression for the direct imaging and characterization of ex…
Analysis of active optics correction for a large honeycomb mirror
Solvay Blomquist, Hubert Martin, Hyukmo Kang +5
In the development of space-based large telescope systems, having the capability to perform active optics correction allows correcting wavefront aberrations caused by thermal pertu…
All-glass 100 mm Diameter Visible Metalens for Imaging the Cosmos
Joon-Suh Park, Soon Wei Daniel Lim, Arman Amirzhan +8
Metasurfaces, optics made from subwavelength-scale nanostructures, have been limited to millimeter-sizes by the scaling challenge of producing vast numbers of precisely engineered…