Search Results for: adaptive optics
Diffractive Optical Elements: A Comprehensive Guide
Introduction Diffractive Optical Elements (DOEs) represent a pivotal advancement in the realm of optics and photonics, revolutionizing the way light is manipulated and harnessed. These intricate optical ...
Laser-Thermal Propulsion for a Rapid Transit to Mars Mission
Story of the Mars mission The introduction of low-cost fiber-optic laser amplifiers is one recent advance in photonics that has rekindled interest in directed-energy propulsion. It has now been proven at ...
Deformable Mirrors and “Fake” Stars in Space Photography
Why do We Need Deformable Mirrors? Deformable mirrors are specialty mirrors that are capable of deforming their reflective surface and thus achieve wavefront correction of optical aberrations. In astronomy ...
Telescopes from Invention to Today
Telescopes serve as a gateway to discovery. They capture the imagination of children and professionals alike. The development of telescopes has led to countless discoveries, both terrestrial and ...
Photonics Technologies in Aerospace and Defense Applications
One area where photonics is integrated prolifically is the aerospace and defense world. Giants of the aerospace and defense industry rely heavily on implementing photonics technologies to successfully ...
Diffraction Spikes from Telescope Secondary Mirror Spiders
Stars. They are gazed at and wished upon. They have biblical, cultural, and scientific meaning. Stars retain a level of mystique regardless of wisdom or creed despite knowing they are simply balls of gas. ...
Mirrors and the James Webb Space Telescope: Probing the Origins of the Universe
Work with Mirrors in Advanced Scientific Disciplines Many times when people think of mirrors they fail to think about their advanced scientific applications. However, telescopes and other devices contain ...
Laser Ophthalmoscope: A Handheld Tool for Rural Optometry
Adaptive optics is a technology to compensate for distortions in an imaging system. It typically uses a deformable mirror, that deforms to adjust for incoming distortion as the image is taken. It has been ...
Telescopes: the Instruments of Cosmic Espionage
The nightly sky has fascinated early humans and modern research scientists alike. Many wonder what is out there and look to the sky for answers to questions like: are we alone? Due to the vast scale of the ...
Deformable Mirror: Capturing Precise Images in Outer Space
Adaptive Optics Introduction The field of optics studies the behavior of light – a form of substance with a characteristic wavelengths ranging from about 400 to 700 nanometers for visible light to as ...