Graticules, Stage Micrometers, and Calibration Standards


Eyepiece Graticules (continued) C. Gauges


Concentric Circles — NE42, NE43, NE44, NE47 Can be used for two-way measurement when calibrated as a micrometer. Pattern


Description NE42 NE43 NE44 NE47


Concentric circle 0.5mm – 5mm dia. 10 circles. Surface chrome image.


Dia.


Concentric circle 0.25mm – 2.5mm dia. 16mm 10 circles. Surface chrome image.


19mm 21mm 16mm 19mm 21mm


Concentric circle1mm – 10mm diameter. 16mm 10 circles. Surface chrome image.


Concentric circle 2mm – 20mm dia. 10 circles. Surface chrome image.


19mm 21mm 16mm 19mm 21mm


Concentric Circles and Cross Scales — NE48 Pattern


Description NE48 Concentric circles,


10 circles 1mm-10mm, with Graduated cross hairs


Concentric Circle — NE22 Pattern


Description NE22


Concentric circle 0.5mm – 12mm diameter. 24 circles. Surface chrome image.


Guage Pairs — NE19


Gauge pairs occupying a field of view of 10mm. Each gauge is proportional to its adjacent number. The approximately size of the smallest pair = 0.1mm.


Pattern NE19


Description Gauge pairs. Surface chrome image. Dia.


16mm 19mm 21mm


Protractors — NE25, NE45 Pattern


Description NE25 NE45


Half protractor scale 10mm diameter divided in degrees.


Surface chrome image.


Full protractor scale 10mm diameter divided in degrees.


Surface chrome image. Cat.#


68001-16 68001-19 68001-21


Dia.


16mm 19mm 21mm 23mm Custom


Dia.


16mm 19mm 21mm


Cat.#


68019-16 68019-19 68019-21 67997-16 67997-19 67997-21 67998-16 67998-19 67998-21 67999-16 67999-19 67999-21


Cat.#


67991-16 67991-19 67991-21 67991-23 67991-50


Cat.#


68000-16 68000-19 68000-21


Dia.


16mm 19mm 21mm 16mm 19mm 21mm


Cat.#


67996-16 67996-19 67996-21 68002-16 68002-19 68002-21


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