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Spectrographs

Acton VM Series - Vacuum Monochromator Datasheets

Model Focal Length Aperture Ratio Spectral Resolution** Dispersion*
VM-502 200mm f/4.5 0.12 nm 4.0 nm/mm
VM-504 390mm f/5.4 0.06 nm 2.1 nm/mm

*with 1200g/mm grating @ 435.8nm, 20 micron pixel size
**with 1200g/mm grating @ 435.8nm, 10 micron slit size