Replaceable Slit Kit for Spectrometers

To fully utilize your AvaSpec-RS series spectrometer with a replaceable slit, we offer our slit kit. It features a complete set with four slits of 25, 50, 100, 200, and 500 μm. Also included in the kit are the tools to change the slit in the spectrometer easily.


This slit kit is available in SMA (choice of 4 SMA slits), SMA/FCPC (combination of 2 SMA and 2 PCPC slits), and FC/PC (choice of 4 FCPC and/or SMA slits) versions. All slit kits can be used on any spectrometer with the replaceable slit option installed.
Slit sizes 5 and 10 um are not included in the kit but can be ordered as separate items (recalibration of spectrometer recommended).

Watch below video to find out how to change your slit the fast and easy way.

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Product Information

Slit set connectors SMA-905 or FC/PC
Slit sizes 25, 50, 100, 200, 500 µm (width) x 1 mm (height)
Material Stainless steel
Fixing screws Torx (included)
-RS Replaceable slit, to be added to the product code of the AvaSpec-ULS or AvaSpec-NIR256-1.7
SLIT-XX-RS Replaceable slit with SMA connector. Specify slit size XX=25, 50, 100 or 200 µm, only in combination with AvaSpec-ULS-RS spectrometers and AvaSpec-NIR256-1.7-RS
SLIT-XX-RS-FCPC As SLIT-XX-RS, but with FC/PC connector
SLITKIT-SMA Slit kit containing of 4 SMA replaceable slits. Choice of 25, 50, 100, 200 and 500 μm slits (any combination), and the tools to replace the slit
SLITKIT-SMA/FCPC Slit kit containing of 2 SMA and 2 FCPC replaceable slits. Choice of 25, 50, 100, 200 and 500 μm slits (any combination), and the tools to replace the slit
SLITKIT-FCPC Slit kit containing of 4 replaceable slits (FCPC and/or SMA). Choice of 25, 50, 100, 200 and 500 μm slits (any combination), and the tools to replace the slit

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