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PJ OPTICAL
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Centering Microscope
Diamond Radius Generating
Function of an Eyepiece
Gear Cutting
HA
Micro Spherometer
Microscope Lenses
OMT
Reamers
Ronchi
Spherometers
Taper Turning Attachment
This and That
X-Hairs
Bananas
Duplicating Rifle Stocks
Eyepiece desigh
Eyepiece Design
GRATICULE
Wind Knob
PJ OPTICAL
X-Hairs
Repairing X Hairs in optical instruments.
Anyone can do this with care.
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