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An optical device used to measure the intensity of light at various wavelengths is a long focal length spectrometer. Because of its long focus length, it can divide light into its individual hues with excellent precision.
A collimating lens is used to make light rays parallel, and they are then directed onto a diffraction grating in a long focal length spectrometer. A second lens then focuses the separated light wavelengths onto a detector after the grating separates the light into its component wavelengths.
long focal length spectrometers are frequently employed, especially in physics, chemistry, and astronomy. They can be used to analyse the chemical makeup of substances, measure the spectral lines of stars, and research the characteristics of light.
A long focal length spectrometer has the advantage of being able to attain great resolution, which allows it to discriminate between extremely minute wavelength changes. As a result, it is especially helpful for examining fine spectral features and detecting minute variations in the light emitted by various sources.
A long focal length spectrometer can have the drawback of being more susceptible to optical aberrations, which can reduce the precision of the readings. In order to reduce aberrations and improve performance, cutting-edge optical designs and materials are used.
Global long focal length spectrometer market accounted for $XX Billion in 2022 and is anticipated to reach $XX Billion by 2030, registering a CAGR of XX% from 2023 to 2030.
A new, very effective long focal Raman spectrometer from Wasatch Photonics has been announced by SphereOptics. With the ability to work with ultra-cooled scientific cameras, the new Raman XL spectrometer series enables extremely extended integration times to record even the weakest Raman signals. The systems can be used for excitation at 532, 633, 785, 830, and 1064 nm.
There are two distinct numerical apertures available; an aperture of f/1.5 maximises the sensitivity of the instrument. An aperture of f/2 might be selected if the application places a higher priority on resolution.
Moreover, a cage interface mechanism for free beam coupling or a SMA connector for fibre-optic connected Raman probes are options. Automated dark signal gathering is possible thanks to an embedded optomechanical shutter. Further to the common devices, there are unique OEM versions for integration.
