Optical Slit 9x – 50um 100um 200um x 3mm 6mm 12mm – unmounted 1inch

Description

This is a 9 piece set of precision optical slits. The slits are made of 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:
3x 50um wide (1x 3mm, 1x 6mm, 1x 12mm long)
3x 100um wide (1x 3mm, 1x 6mm, 1x 12mm long)
3x 200um wide (1x 3mm, 1x 6mm, 1x 12mm long)
Great for spectrometers and other DIY optical experiments.