visible spectrum

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visible spectrum

[′viz·ə·bəl ′spek·trəm]
(spectroscopy)
The range of wavelengths of visible radiation.
A display or graph of the intensity of visible radiation emitted or absorbed by a material as a function of wavelength or some related parameter.
References in periodicals archive ?
Uncertainty due to this drift component is approximately equal to the sum of all other non-gain components at visible wavelengths.
It has a low threshold current of 38 mA, typical operating current of 75 mA, operating voltage of 5.6V, threshold voltage of 4.8V, monitoring output current of 0.2 mA, laser reverse voltage of 2V and differential efficiency of 0.9 mW/mA at a visible wavelength of 405 nm.
The visible and IR transmissions and reflections can be tuned over particular wavelengths to give the hologram unique features such as selective see-through effect, selective reflectance in the visible wavelength and selective IR rejection rate at long wavelengths.
These diodes have an optical output power of 40 mW CW at a visible wavelength of 640 nm, typical operating current of 90 mA, operating voltage of 2.4V, a threshold current of 45 mA, monitoring output current of 0.3 mA and an operating temperature range of -10[degrees]C to +50[degrees]C.
Photonic Products has announced its lead-free, visible wavelength laser diodes that are rated to 50[degrees]C with high output powers of 40 mW absolute maximum (DL-LS1148) or 25 mW absolute maximum (DL-LS1164), in a 5.6 mm package.
The near-infrared photoactive polymer absorbs more near-infrared light but is less sensitive to visible light, balancing solar cell performance and transparency in the visible wavelength region.
"Their meeting causes an excited state in the chain, which emits a photon in the visible wavelength," Holmes explains.