Optical Flat Parallel - Top 60mm .

Description

A description of all the exhibited items is made as objective as possible.
In the specification, there are technical, physical and other characteristics.
Are listed all defects and deficiencies.
I am always ready to answer your questions honestly and impartially.
Flat glass is used to check for interference methods of measuring the
flatness of plane surfaces of end measures of length gauges,
measuring instruments and tools.
Comes  in original plastic case.
Diameter - 60 mm
Height - 20 mm
Flatness - 0,07µm
Local 0,02µm
Discount for the combined shipping
I ship all my items worldwide.
I will add a tracking number in EBAY
Delivery times depend on courier services, and not on me.
"Please do not shoot the pianist. He is doing his best."
Oscar Wilde .