The OS2 optical square is a simple to use instrument for setting out right angles.
€55.35
€45.00
The OS2 optical square is a simple to use instrument for setting out right angles.
Availability:
In stock
SKU
CSL-OS2
OS2 Double Prism Optical Square - The OS2 optical square is a simple to use instrument for setting out right angles. Comprises of two pentaprisms of quality glass in a sturdy metal housing. The housing cover rotates to protect the prisms when the instrument is not in use. The OS2 is smaller than the OS1
