
This is a 9 piece set of precision optical slits (condition: new). The slits are made of 0.2mm thick aluminium, are unmounted, have 1inch (25.4mm) diameter. On the one side they are marked with length and width values and a line is added in the middle for easier alignment. The other side of the slits is left blank.
The set contains following slits:
Great for spectrometers and other DIY optical experiments.
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