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Optical Technology Programs & Projects

(showing 16 - 30 of 49)
Air Speed Metrology
Last Updated Date: 08/18/2015

NIST’s versatile wind tunnel is used to calibrate customers’ air speed sensors and to conduct research on the design of novel anemometers, the … more

Hyperspectral Microscopy
Last Updated Date: 08/18/2015

Hyperspectral imagery (HSI) microscopy allows for vegetation and geologic material to be examined at the sub-centimeter spatial scale.

Reflectance Measurements of Human Skin
Last Updated Date: 08/17/2015

The purpose of this human subjects study is to collect high-quality measurements of the reflectance spectrum of human skin and assess the … more

Hyperspectral Image Projector (HIP)
Last Updated Date: 08/17/2015

Detecting climate change with remote sensing instruments, providing state-of-the-art surveillance imagery for security and defense, or getting the … more

Aperture area measurements
Last Updated Date: 08/17/2015

Radiometric and photometric measurements require defining apertures. The accuracy to which these measurements can be accomplished requires … more

Diffuse Optical Properties of Materials
Last Updated Date: 08/17/2015

Diffuse optical properties are critical parameters for understanding the interaction of light with tissues and other optically diffusive materials. more

Spectrophotometry
Last Updated Date: 08/14/2015

Spectrophotometry is the quantitative measurement of the reflection or transmission properties of a material as a function of wavelength. While … more

Pico-Watt ACR
Last Updated Date: 08/14/2015

The goal of the Pico-Watt ACR project (pW-ACR) is to develop an absolute cryogenic radiometer (ACR) able to calibrate 1 pW of optical power with … more

BIB-trap detector
Last Updated Date: 08/14/2015

The goal of the BIB-Trap Detector project is to develop a detector composed of solid-state devices that can be used as a reference detector for … more

Transfer radiometers and reference detectors
Last Updated Date: 08/14/2015

We have developed several portable radiometers to transfer the primary detector-based scales for optical power, radiance, and irradiance in the … more

Absolute cryogenic infrared radiometry at the LBIR facility
Last Updated Date: 08/14/2015

In support of defense programs in remote sensing, NIST maintains the scale for infrared radiant flux by using an Absolute Cryogenic radiometer … more

Vision science
Last Updated Date: 08/03/2015

The Vision Science program was established to develop new photometric and colorimetric standards based on vision science to facilitate development … more

Spectral irradiance and radiance responsivity calibrations using uniform sources (SIRCUS)
Last Updated Date: 07/27/2015

SIRCUS is a reference facility for the calibration of detectors and radiometers for spectral irradiance responsivity and spectral radiance … more

Infrared optical properties of materials and components
Last Updated Date: 07/27/2015

Accurate measurements of the optical properties of materials in the infrared spectral range play an increasingly important role in the aerospace … more

Frequency Conversion Interfaces for Photonic Quantum Systems
Last Updated Date: 07/24/2015

Optical frequency conversion, in which the color of light is changed, is a process that has numerous applications in physics and technology. For … more

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