Magnification Table for Zoom Bodies
Model Zoom Range Auxiliary Lens Working Distance (mm) SWF10X Eyepieces SWF12.5X Eyepieces SWF15X Eyepieces SWF20X Eyepieces SWF30X Eyepieces
Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm)
EMZ-1 1X -3X none 93 10X ~ 30X 23 ~ 7.7 12.5X ~ 37.5x 20 ~ 6.6 15X ~ 45X 15.4 ~ 5.1 20X ~ 60X 11.5 ~ 3.8 30X ~ 90X 7.7 ~ 2.5
0.3X 251 3X ~ 9X 76 ~ 25.6 3.75X ~ 11.25X 66 ~ 22 4.5X ~ 13.5X 51.3 ~ 17 6X ~18X 38 ~ 12.6 9X ~ 27X 25.5 ~ 8.3
0.44X 181 4.4X ~ 13.2X 52 ~ 17.5 5.5X ~ 16.5X 45 ~ 15 6.6X ~ 19.8X 35 ~ 11.5 8.8X ~ 26.4X 26 ~ 8.6 13.2X ~ 39.6X 17.5 ~ 5.6
0.5X 150 5X ~ 15X 46 ~ 15.3 6.25X ~ 18.75X 40 ~ 13.2 7.5X ~ 22.5X 30.6~10.2 10X ~ 30X 23 ~ 7.6 15X ~ 45X 15.4 ~ 5
0.75X 97 7.5X ~ 22.5X 30.6 ~10.2 9.37X ~ 28.1X 26.6 ~8.8 11.25X ~ 33.75X 20.5 ~ 6.8 15 ~ 45X 15 ~ 5.0 22.5X ~ 67.5X 10.2 ~ 3.3
1.5X 49 15X ~ 45X 15.3 ~ 5.1 18.75X ~ 56.25X 13.3 ~4.4 22.5X ~ 67.5X 10.2 ~ 3.4 30X ~ 90X 7.7 ~ 2.5 45X ~135X 5.1 ~ 1.6
2.0X 34 20X ~ 60X 11.5 ~ 3.8 25X ~ 75X 10 ~ 3.3 30X ~ 90X 7.7 ~ 2.6 40X ~ 120X 5.7 ~ 1.9 60X ~ 180X 3.8 ~ 1.2
EMZ-2 
EMZ-2TR 
EMZ-5 
EMZ-5TR 
EMZ-9
0.7X~ 4.5X		 none 93 7X ~ 45X 32.8 ~ 5.1 8.75X ~ 56.25X 28.5 ~4.4 10.5X ~ 67.5X 22 ~ 3.4 14X ~ 90X 16.4 ~ 2.5 21X ~ 135X 11 ~ 1.7
0.3X 251 2.1X ~ 13.5X 109 ~ 17 2.62X ~ 16.87X 95 ~ 14.6 3.15X ~ 20.25X 73 ~ 11.4 4.2X ~ 27X 54.7 ~ 8.5 6.3X ~ 40.5X 36.6 ~ 5.7
0.44X 171 3.08X~ 19.8X 74.5 ~11.5 3.85X ~ 24.75X 64.7 ~ 10 4.62X ~ 29.7X 50 ~ 7.7 6.16X ~ 39.6X 37.2 ~ 5.9 9.24X ~ 59.4X 25 ~ 3.8
0.5X 148 3.5X ~ 22.5X 65.7~10.2 4.37X ~ 28.12X 57 ~ 8.8 5.25X ~ 33.75X 44 ~ 6.8 7X ~ 45X 32.8 ~ 5.1 10.5X ~ 67.5X 22 ~ 3.4
0.75X 97 5.25X~ 33.75X 43.8 ~ 6.8 6.56X ~ 42.18X 38 ~ 5.8 7.87X ~ 50.62X 29.3 ~ 4.5 10.5X ~ 67.5X  21.9 ~ 3.4 15.75X ~ 101.25X 14.6 ~ 2.2
1.5X 49 10.5X~ 67.5X 21.9 ~ 3.4 13.12X ~ 84.37X 19 ~ 2.9 15.75X ~ 101.25X 14.6 ~ 2.2 21X ~ 135X 10.9 ~ 1.7 31.5X ~ 202.5X 7.3 ~ 1.1
2.0X 33 14X ~ 90X 16.4 ~ 2.5 17.5x ~ 112.5X 14.2 ~2.2 21X ~ 135X 11 ~ 1.7 28X ~ 180X 8.2 ~ 1.2 42X ~ 270X 5.5 ~ 0.8
EMZ-6 0.62X~ 4.2X none 108 6.5X ~ 42X 35 ~ 5.4 8.12X ~ 52.5X 30.7 ~4.7 9.75X ~ 63X 23.7 ~ 3.6 13x ~ 84X 17.7 ~ 2.7 19.5X ~ 126X 11.8 ~ 1.8
0.5X 180 3.25X ~ 21X 70 ~ 10.8 4.0X ~ 26.2X 61.4 ~9.4 4.87X ~ 31.5X 47.4 ~ 7.2 6.5X ~ 42X 35.4 ~ 5.4 9.75X ~ 63X 23.6 ~ 3.6
EMZ-10
Z-7100		 0.7X~  4.5X none 110 7X ~ 45X 32.8 ~ 5.1 8.75X ~ 56.25X 28.5 ~4.4 10.5X ~ 67.5X 22 ~ 3.4 14X ~ 90X 16.4 ~ 2.6 21X ~ 135X 11 ~ 1.7
0.3X 326 2.1X ~ 13.5X 109 ~ 17 2.62X ~ 16.87X 95 ~ 14.6 3.15X ~ 20.25X 73 ~ 11.3 4.2X ~ 27X 54.6 ~ 8.6 6.3X ~ 40.5X 36.6 ~ 5.7
0.44X 247 3.08X~ 19.8X 74.5 ~11.5 3.85X ~ 24.75X 64.7 ~ 10 4.62X ~ 29.7X 50 ~ 7.7 6.16X ~ 39.6X 37.2 ~ 5.9 9.24X ~ 59.4X 25 ~ 3.8
0.5X 194 3.5X ~ 22.5X 65.6 ~10.2 4.37X ~ 28.12X 57 ~ 8.8 5.25X ~ 33.75X 44 ~ 6.8 7X ~ 45X 32.8 ~ 5.1 10.5X ~ 67.5X 22 ~ 3.4
0.75X 127 5.25X~ 33.75X 43.8 ~ 6.8 6.56X ~ 42.18X 38 ~ 5.8 7.87X ~ 50.62X 29.3 ~ 4.5 10.5X ~ 67.5X 21.8 ~ 3.4 15.75X ~ 101.25X 14.6 ~ 2.2
1.5X 64 10.5X~ 67.5X 21.8 ~ 3.4 13.12X ~ 84.37X 19 ~ 2.9 15.75X ~ 101.25X 14.6 ~ 2.2 21X ~ 135X 10.9 ~ 1.7 31.5X ~ 202.5X 7.3 ~ 1.1
2.0X 44 14X ~ 90X 16.4 ~ 2.5 17.5X ~ 112.5X 14.2 ~2.2 21X ~ 135X 11 ~ 1.7 28X ~ 180X 8.2 ~ 1.2 42X ~ 270X 5.5 ~ 0.8
EMZ-12 EMZ-12TR 0.4X~ 2.5X none 185 4X ~ 25X 57 ~ 9.2 5X ~ 31.2X 50 ~ 8 6X ~ 37.5X 38.5 ~ 6.1 8X ~ 50X 28.7 ~ 4.6 12X ~ 75X 19.2 ~ 3
0.7X 233 2.8X ~ 17.5X 82.1 ~ 13.1 3.5X ~ 21.8X 71.4~11.4 4.2X ~ 26.2X 55 ~ 8.8 5.6X ~ 35X 41 ~ 6.5 8.4X ~ 46.2X 27.5 ~ 4.4
EMZ-13
EMZ-13TR		 1X~ 7.0X none 90 10X ~ 70X 22.0~3.14 12.5X ~ 87.5X 17.6~2.51 15X ~ 105X 14.66~2.09 20X ~ 140X 11.0~1.57 30X ~ 210X 7.33~1.04
0.3X 230 3X ~ 21X 73.33~10.47 3.75X ~ 26.25X 58.6~8.38 4.5X ~ 31.5X 48.88~6.98 6.0X ~ 42.0X 36.6 ~ 5.23 9.0X ~ 63.0X 24.4~3.49
0.44X 167 4.4X ~ 30.8X 50.0 ~ 7.13 5.5X ~ 38.5X 40 ~ 4.5 6.6X ~ 46.2X 33.1 ~ 4.5 8.8X ~ 61.6 25.0 ~ 3.5 13.2X ~ 92.4X 16.5~2.3
0.5X 139 5X ~ 35X 44.0 ~ 6.28 6.25X ~ 43.75X 35.2~5.02 7.5X ~ 52.5X 29.3 ~4.19 10X ~ 70X 22.0 ~3.14 15X ~ 105X 14.6~2.09
0.75X 92 7.5X ~ 52.5X 29.3 ~ 4.19 9.37X ~ 65.62X 23.47~3.35 11.25X ~ 78.75X 19.55~2.79 15X ~ 105X 14.66~2.09 22.5X ~ 157.5X 9.77~1.39
1.5X 48 15X ~ 105X 14.6 ~ 2.09 18.75X ~ 131.25X 11.73~1.67 22.5X ~ 157.5X 9.77~1.39 30X ~ 210X 7.33~1.04 45X ~ 315X 4.88~0.69
2.0X 32 20X ~ 140X 11.0 ~ 1.57 25X ~ 175X 8.8~1.25 30X ~ 210X 7.33~1.04 40x ~ 280x 5.5~0.78 60X ~ 420X 3.66~0.52
Model Zoom Range Auxiliary Lens Working Distance (mm) SWF5X Eyepieces SWF7.5X Eyepieces SWF10X Eyepieces SWF15X Eyepieces SWF20X Eyepieces
Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm)
EMZ-8TR
EMZ-8TRD
EMZ-8U
EMZ-8UD
EMZ-8		 0.7X~ 4.5X none 104 7X ~ 45X 32.8 ~ 5.1 8.75X ~ 56.25X 28.5 ~ 4.4 10.5X ~ 67.5X 22 ~ 3.4 14X ~ 90X 16.4 ~ 2.6 21X ~ 135X 11 ~ 1.7
0.28X 307 0.98X ~ 63.X 132.6 ~ 20.6 1.47X ~ 9.45X 122.4 ~ 19 1.96X ~ 12.6X 117.3 ~ 18.2 2.94X ~ 18.9X 78.5 ~ 12.2 3.92X ~ 25.2X 58.6 ~ 9.1
0.35X 250 2.45X ~ 15.75X 93.7 ~ 14.5 3.06X ~ 19.68X 81.4 ~12.5 3.67X ~ 23.62X 62.8 ~ 9.7 4.9X ~ 31.5X 46.8 ~ 7.4 7.35X ~ 47.25X 31.4 ~ 4.8
0.5X 174 3.5X ~ 22.5X 65.6 ~ 10.2 4.37X ~ 28.12X 57 ~ 8.8 5.25X ~ 33.75X 44 ~ 6.8 7X ~ 45X 32.8 ~ 5.1 10.5X ~ 67.5X 22 ~ 3.4
1.5X 57 10.5X ~ 67.5X 21.8 ~ 3.4 13.12X ~ 84.37X 19 ~ 2.9 15.75X ~ 101.25X 14.6 ~ 2.2 21X ~ 135X 10.9 ~ 1.7 31.5X ~ 202.5X 7.3 ~ 1.1
Magnification Table for Fixed, Turret and
Extended Bodies
Model Objectives Auxiliary Lens Working Distance (mm) SWF10X Eyepieces SWF12.5X Eyepieces SWF15X Eyepieces SWF20X Eyepieces SWF30X Eyepieces
Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm) Total Mag. Field Diameter (mm)
EMF-1 1X none 108 10X 23 12.5X 20 15X 15.4 20X 11.5 30X 7.7
EMF-2 2X none 108 20X 11.5 25X 10 30X 7.7 40X 5.7 60X 3.8
EMT-1 EMTR-1 1X, 2X none 108 10X, 20X 23.0, 11.5 12.5X, 25X 20.0, 10.0 15X, 30X 15.3, 7.7 20X, 40X 11.5, 5.8 30X, 60X 7.6, 3.8
none 108 10X, 20X 23.0, 11.5 12.5X, 25X 20.0, 10.0 15X, 30X 15.3, 7.7 20X, 40X 11.5, 5.8 30X, 60X 7.6, 3.8
EMT-2 EMTR-2 1X, 3X none 81 10X, 30X 23.0, 7.6 12.5X, 37.5X 20.0, 6.6 15X, 45X 15.4, 5.1 20X, 60X 11.5, 3.8 30X, 90X 7.7, 2.5
0.5X 108 5X, 15X 46.0, 15.3 6.25X, 18.75X 40.0, 13.0 7.5X, 22.5X 30.8, 10.2 10X, 30X 23.0, 7.6 15X, 45X 15.4, 5.1
0.75X 72 7.5X, 22.5X 30.6, 10.22 9.37X, 28.12X 26.6, 8.8 11.25X, 33.75X 20.5, 6.8 15X, 45X 15.3, 5.1 2.5X, 67.5X 10.2, 3.4
1.5X 35 15X, 45X 15.3, 5.1 18.75X, 56.25X 13.3, 4.4 22.5X, 67.5X 10.2, 3.4 30X, 90X 7.6, 2.5 45X, 135X 5.1, 1.7
2.0X 21 20X, 60X 11.5, 3.8 25X, 75X 10.0, 3.3 30X, 90X 7.7, 2.5 40X, 120X 5.7, 1.9 60X, 180X 3.8, 1.2
EMT-3 EMTR-3 2X, 4X none 63 20X, 40X 11.5, 5.7 25X, 50X 10.0, 5.0 30X, 60X 7.7, 3.8 40X, 80X 5.7, 2.8 60X, 120X 3.8, 1.9
0.5X 108 10X, 20X 23.0, 11.5 12.5X, 25X 20.0, 10.0 15X, 30X 15.3, 7.6 20X, 40X 11.5, 5.7 30X, 60X 7.6, 3.8
0.75X 72 15X, 30X 15.3, 7.6 18.75X, 37.5X 13.3, 6.6 22.5X, 45X 10.2, 5.1 30X, 60X 7.6, 3.8 45X, 90X 5.1, 2.5
1.5X 35 30X, 60X 7.7, 3.8 37.5X, 75X 6.6, 3.3 45X, 90X 5.1, 2.5 60X, 120X 3.8, 1.9 90X, 180X 2.5, 1.2
2.0X 22 40X, 80X 5.7, 2.8 50X, 100X 5.0, 2.5 60X, 120X 3.8, 1.9 80X, 160X 2.8, 1.4 120X, 240X 1.9, 0.9
EMT-4 EMTR-4 1X, 4X none 63 10X, 40X 23.0, 5.7 12.5X, 50X 20.0, 5.1 15X, 60X 15.4, 3.8 20X, 80X 11.5, 2.8 30X, 120X 7.7, 1.9
0.5X 108 5X, 20X 46.0, 11.5 6.25X, 25X 38.0, 9.6 7.5X, 30X 30.8, 7.7 10X, 40X 23.0, 5.7 15X, 60X 15.4, 3.8
0.75X 72 7.5X, 30X 30.6, 7.6 9.37X, 37.5X 25.5, 6.5 11.25X, 45X 20.53, 5.1 15X, 60X 15.3, 3.8 22.5X, 90X 10.2, 2.5
1.5X 35 15X, 60X 15.3, 3.8 18.75X, 75X 13.1, 3.2 22.5X, 90X 10.2, 2.5 30X, 120X 7.6, 1.9 45X, 180X 5.1, 1.2
2.0X 22 20X, 80X 11.5, 2.8 25X, 100X 10.2, 2.3 30X, 120X 7.6, 1.9 40X, 160X 5.7, 1.4 60X, 240X 3.8, 0.9
EMT-1 0.5X, 1X none 225 5X, 10X 46.0, 23.0 6.25X, 12.5X 40.0, 20.0 7.5X, 15X 30.6, 15.3 10X, 20X 23.0, 11.5 15X, 30X 15.3, 7.6
0.7X 300 3.5X, 7X 69.0, 34.0 4.37X, 8.75X 61.0, 30.0 5.25X, 10.5X 48.5, 24.0 7X, 14X 35.0, 17.1 10.5X, 21X 22.0,11.0