light sources Archives

$IR Photorefraction and IR Photokeratometry – Measuring Refractive State and Corneal Curvature in Animals and Humans$

IR Photorefraction and IR Photokeratometry – Measuring Refractive State and Corneal Curvature in Animals and Humans

hayleighisc2022-08-19T10:47:12-04:00General Biology, Lab Animal Sciences, Vision Research|

Prof. Frank Schaeffel discusses the optical principles, image processing algorithms, calibration, and potential pitfalls within IR photorefraction and IR photokeratometry.

Echolocation with Light: A New Form of Active Sensing in Fish?

hayleighisc2022-01-21T10:49:50-05:00General Biology, Neuroscience, Vision Research|

Prof. Nico K. Michiels discusses how weak light reflections, during active photolocation, in the pupils of predator and prey species can be strong enough to be perceptible by the initial light sender.

Enabling Mobile Spectroscopy: New Light Source Technologies for Analytical Instruments

liamisc2021-08-26T12:11:19-04:00Analytical Sciences|

Learn about LED-based products for analytical spectroscopy applications, advantages over conventional light sources and the easy integration into mobile equipment.