200 Nanometer

[fernballan]

0.0002mm Indicator

I came across a nos CEJ Mickrokator that measures 0.0002mm. At first I thought there was something wrong with it when the pointer went to the bottom just when you looked at it
What is it in 0.0002mm Amrikan

 

[savarin]

7.8740157e-6 inches

 

[hman]

That's just slightly less than a 8 millionths of an inch! ... and LESS than the wavelength of any frequency of visible light!

Wavelength for the various colors

Approximate wavelength (in vacuum) For the various colors.

www.livephysics.com

PS - the instructions look almost like they're written in Dutch ... or am I mis-preceiveing Swedish?

 

[fernballan]

That's just slightly less than a 8 millionths of an inch! ... and LESS than the wavelength of any frequency of visible light!

Wavelength for the various colors

Approximate wavelength (in vacuum) For the various colors.

www.livephysics.com

PS - the instructions look almost like they're written in Dutch ... or am I mis-preceiveing Swedish?

No its in swedish German and Swedish are quite similar, but they talk backwards. They can start with a word we end with

 

[fernballan]

Some more instruments I came cross Optical hole indicator. sine bar. Angle magnifying glass

 

[stupoty]

Handy for aligning parts in the 4 jaw



Stu

 

[fernballan]

Handy for aligning parts in the 4 jaw



Stu

That's what I use for