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Description: Meadowlark Optics’ Liquid Crystal Variable Attenuator (LCVA) offers real-time, continuous control of light intensity. Our attenuator consists of an LC Variable Retarder (with attached compensator) operating between crossed linear polarizers. With crossed polarizers, light transmission
- Polarizer Type: Other
- Polarizer Application: Infrared, Visible
- Wavelength Range: 450 to 1550 nm
- Clear Aperture: 0.7000 inch
Description: Meadowlark Optics is pleased to present its new tunable optical filter with user selectable bandwidth and a variable full width at half maximum (FWHM). By utilizing multiple liquid crystal variable retarders and polarizers, this tunable filter allows the user to switch between any wavelength from
- Application: Visible (VIS)
- Filter Shape: Circular
- Center Wavelength: 420 to 730 nm
- Filter Bandpass: 12 to 39 nm
Supplier: Analtech, Inc.
Description: to a flat viewing surface large enough to accommodate two 20 x 20 cm TLC plates. A weighted, dark felt curtain covers the opening and insures a light-tight viewing area. Available in 110V or 230V. Analtech offers a full range of UV lamps with various combinations of UV wavelength, intensity, size
Description: Hex Spatial Light Modulator - Our transmissive hexagonal array SLMs are designed for adaptive optics applications. The two dimensional array of Liquid Crystal Variable Retarders acts as a real time programmable phase mask for wavefront correction of a linear polarized source. Unwanted aberration
- Modulator Type: Analog
- Modulation: Amplitude
- Wavelength Range: 450 to 1800 nm
- Free Standing: Yes
Description: indicator Green LED (lights up under stable light received condition or stable dark condition) (incorporated on the receiver for thru-beam type) Power indicator Green LED (lights up when the power is ON) (incorporated on the emitter) - Sensitivity adjuster Continuously variable adjuster (incorporated
- Operating Temperature: 32 to 122 F
- Body: Rectangular
Description: No Description Provided
- Emitter Type: Laser Diode
- Operating Mode: 2000 Hz
- Form Factor: Rack Mount
- Cable Type: Single-mode / Multimode
Supplier: Yokogawa Corporation of America
Description: The AQ2200-136 TLS module is an optional wideband variable wave light source designed for the A2200 multi-application test system. Although it is lightweight with a small, 2-slot module, it is capable of tuning the range of 1440 nm to 1640 nm.
- Emitter Type: Laser Diode
- Operating Mode: Continuous Wave, 270 Hz, 1000 Hz, 2000 Hz
- Form Factor: Bench Top, Rack Mount
- Cable Type: Single-mode
Supplier: Edmund Optics Inc.
Description: spot lights will directly replace any 1/4" (0.312") fiber light guide, or can be used with our light guide adapters to replace large fiber bundles. An LED intensity controller, such as #56-440 Variable Current Source, is required for use.Fiber Optic Replacement LED Spot Lights are ideal
- Illuminator Type: Spot
- Light Source: LED
- Active Area Diameter or Length: 0.3110 inch
- Lifetime: 3.00E6 minutes
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Featured Products for Variable Wavelength Light Sources Top
LED Lighting in Plant Growth Research
of solutions to best suit their research objectives, considering factors such as: Light Source - LEDs can serve as a primary source of light, or to supplement other light sources with blue or red/far-red wavelengths. Spectrum - narrow band or continuous wide spectrum LEDs can be used to deliver a unique light spectrum to plants. Adjustability - fixed spectrum LEDs can be used in combinations of fixtures to create a blended spectrum within a controlled environment. Variable spectrum LED systems... (read more)
Browse Plant Growth Chambers Datasheets for Conviron
Conduct Research Top
Medical Device Link .
of the dimensions discussed in this article are actually bigger than many realize. People often think of the wavelength of light as being very small. Actually, it is barely "submicron," as the microchip manufacturers would say. Red light has a wavelength of 0.65 um, or 650 nanometers (nm). Most people routinely
25xxP Series Polarization Instrument Overview and Applications
applications. The. Figure 1. An example of 2530P PER Meter for PM fiber pigtailing to a. polarized light source. complete line-up includes seven products with industry-. leading performances: low insertion loss, low cost, high. speed, and wide operating wavelength ranges. 2540P Polarization Scrambler
Proposed Reference Solar Spectral Power Distributions for Miami andProposed Reference Solar Spectral Power Distributions for Miami and Phoenix From Three Years of Measurements
environments, comparison of artificial light sources to natural sources, estimates for dose-damage models and characterization of materials wavelength sensitivity in natural environments. The impetus for this study was to develop more realistic reference SPDs than currently available for Miami, FL
Coherent Anti-Stokes Raman Scattering Microspectrometer
to have a Stokes beam with a spectrum as. broad as possible. The important fingerprint region of Stokes. shifts in biological samples is in the range of 500-4000cm-1. This. where Ip and Is are the intensities of the pump/probe and. defines the requirements for the broadband light source for. Stokes
Flexible Film Analysis
of infrared light is passed through the sample and. measured by the detector array. The infrared absorbance at different. wavelengths can then be used to measure the thickness of a particular film. layer or to identify a specific film. In under a minute a result is displayed. InfraSpec is a trademark
Medical Device Link .
incorporating standard through-hole geometry that narrows the radiation patterns and eliminates light loss. The 5-mm square and 5-mm round packages offer 50 and 25 viewing angles, respectively. They are available in many colors including RGB, white, and ultraviolet, with wavelengths from 400 to 600 nm
as high as 200 C. The IFC approach allows a spectroscopist to evaluate a complex sample matrix and select proper wavelengths of light to make successful analytical measurements of the component of interest. These Analysers are custom built for the application. Improvements have also been made
LEDs Line Up to Illuminate Web Inspections
to halogen or metal halide light sources presents the system developer with an alternative. These light sources are useful in that, by transferring the light from a remote source, the fiberoptic line light will not radiate heat. This is important when the product to be inspected may be susceptible
More Information on: Variable Wavelength Light Sources Top
Wavelength converter operating on strict frequency grid using a single side band optical modulator in a circulating loop
A wavelength converter and a variable wave- length light source that operate on strict frequency grid are proposed and demonstrated using a single side band optics1 modulator in a re-circulating fiber loop configuration.
A hybrid reflective/refractive/diffractive achromatic fiber-coupled radiation resistant imaging system for use in the Spallation Neutron Source (SNS)
A chrome on glass 1951 USAF resolution test chart was placed in front of the variable wavelength light source , at the operational focal distance of the imaging lens.
Development and initial evaluation of a spectral microdensitometer for analysing radiochromic films
We have consequently incorporated a microscope with a monochromator as a variable wavelength light source and a two-dimensional CCD camera in the design for a suitable readout device for RCFs.
Photoacoustic and transmission studies of SiC polytypes. Mat. Res., Jan 2003, vol.6, no.1, p.47-49. ISSN 1516-1439
A 150 Watts Xe lamp, with a ellipsoidal reflector, couple to a 0.22 m double monocromator (Spex model 1680) was used as variable wavelength light source .
Integrated DQPSK transmitter for dispersion-tolerant and dispersion-managed DWDM transmission
Conclusion A novel configuration for a wavelength converter and a variable wavelength light source operating on strict frequency grid was proposed and demon- strated.
Overview of optical switching technologies in Japan
To construct a wavelength-divisionswitchingnet- work, tunable optical filters, variable wavelength light sources and wavelength converters are required.
Nondegenerate four-wave mixing in a long-cavity λ/4-shifted DFB laser using its lasing beam as pump beams
Signal beams from a variable wavelength light source were polarization-controlled and coupled into the front facet of the laser.
THz frequency conversion using nondegenerate four-wave mixing process in a lasing long-cavity λ/4-shifted DFB laser
Input signalbeam 0,from variable wavelength light source is coupled to DFB laser from front facet, and output signal beam w,, a pump beam w and conjugate beam 2 0 - ID,from the rear facet are observedusing optical spectrum anafyser .