Eyepiece Graticules

The standard sizes of eyepiece graticules used to be 16, 19, and 21 mm. For your convenience, this has been greatly expanded to accommodate a variety of equipment without the need to special order. The following table will assist you in determining appropriate eyepieces for common brands.

Brand Reticle Diameter Marking on Eyepiece
Olympus Eyepieces 24 mm WHN10X, WHN10X-H WH10X, WH10X-H, WH15X
WHS10X-H, WHS15X-H CWH10X, CWH10X-H, CWH30X
GW10X GWH10X
GSWH10X, GSWH15X, GSWH20X, GSWH30X WH12.5X, WH12.5X-H
WHSZ10X-H, WHSZ15X-H, WHSZ20X-H, WHSZ30X-H GSWH10X-H, GSWH15X-H, GSWH20X-H, GSWH30X-H
20.4 mm WHK8X, WHK10X, WHK15X PE 2.5X/ 3.3X/ 4X/ 5X
NWHK10X, (*WHK10X-H cannot be installed) GWH15X-D, GWH15X-CD
NFK 2.5X/ 3.3X/ 5X/ 6.7X  
Nikon Eyepieces 27 mm CFI 10x, CFI 12.5x, CFI 15x, CFI UW 10x CFUW10X, CFUWN 10X
E1-CFI 10x, E2-CFI 10x, E2-CFI 15x SME 10x /23, SME 10x /21
SMZ 10 UW15x /17, SMZ 10 UW20x/15  
25 mm C-W 10x B/22 (C-W 10X A/22) L-W10x ESD (FOV 22)
SMZ U UW10x A/24, SMZ U UW15x  
Leica Eyepieces 26 mm 11507807 (S10x/22B.M) 11507808 (S10x/25Br.M)
11507801 (10x/20Br.M) 11507802 (10x/20Br.M)
11506515 (12.5x/16Br.M)  
23 mm 10447160 (10x/21B) 10445301 (16x/14B)
10445302 (25x/9.5B) 10445303 (40x/6B)
24.5 mm 10450023 (10x/23B) 10450024 (16x /15B)
10450025 (25x/9.5B) 10450026 (40x/6B)
10 446 333 (10x/23, adjustable) 13 613 532 (10x/20, focusing)
10 446 355 (16x/16, adjustable) 10 446 357 (20x/12, adjustable)
10 446 329 (10x/23B, adjust.f/eyeglasses) 10 447 131 (10x/23, adjustable)
10 447 133 (16x/16, adjustable) 10 447 135 (20x/126, adjustable)
10 447 137 (for eyeglasses10x/23B, adjustable) 10 447 139 (for eyeglasses16x/15B, adjustable)
10 445 302 (25x/9.5B, adjust.f/eyeglasses) 10 445 303 (40x/6B, adjust.f/eyeglasses)
10 447 280 (10x/20B, adjust.f/eyeglasses)  
Zeiss Eyepieces 26 mm E-PL 10x/20 Br. Foc PL 10x/21 Br Foc
PL 10x/23 Br. Foc  
23 mm WF 10x/18 WF 10X/20
21 mm PL16x/16 Br. Foc W 25x/10 foc
Kpl-W 10x/18 [#46 40 43-9902]  
This list is not comprehensive so please inquire if your eyepiece or brand is not listed.
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Metallurgical Graticules

Standard pattern discs for metallurgical stereometric analysis of grain size in polished metal sections.
Cat # Description Pack Price Quote Quantity
Cat #: 68065-19 Description: G41 Astm Austenite Graticule, 19mm Pack: Each Price: $338.00 Add to Quote:
Cat #: 68065-21 Description: G41 Astm Austenite Graticule, 21mm Pack: Each Price: $338.00 Add to Quote:
Cat #: 68066-19 Description: G42 E112 Plate 1 Graticule, 19mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68066-21 Description: G42 E112 Plate 1 Graticule, 21mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68067-19 Description: G43 Astm Carbide Graticule, 19mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68067-21 Description: G43 Astm Carbide Graticule, 21mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68068-19 Description: G44 Astm E45 Graticule, 19mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68068-21 Description: G44 Astm E45 Graticule, 21mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68069-19 Description: G45 Astm E19-46 Graticule, 19mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68069-21 Description: G45 Astm E19-46 Graticule, 21mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68070-19 Description: G46 E19-46 Graticule, 19mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68070-21 Description: G46 E19-46 Graticule, 21mm Pack: Each Price: $315.00 Add to Quote:
Cat #: 68084-16 Description: G54 Circular Grid Graticule, 16mm Pack: Each Price: $326.50 Add to Quote:
Cat #: 68084-19 Description: G54 Circular Grid Graticule, 19mm Pack: Each Price: $326.50 Add to Quote:
Cat #: 68084-21 Description: G54 Circular Grid Graticule, 21mm Pack: Each Price: $326.50 Add to Quote:
Cat #: 68085-16 Description: G55 Square Grid Graticule, 16mm Pack: Each Price: $326.50 Add to Quote:
Cat #: 68085-19 Description: G55 Square Grid Graticule, 19mm Pack: Each Price: $326.50 Add to Quote:
Cat #: 68085-21 Description: G55 Square Grid Graticule, 21mm Pack: Each Price: $326.50 Add to Quote: