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Ranging – Vortex Optics SPITFIRE 3X PRISM SCOPE User Manual

Page 6

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Ranging

The EBR-556B reticle incorporates a simple ranging design. By matching
an object of 15 inches in width (example, the shoulder width on a
silhouette target) to the crossbar images, the approximate range can be
determined.

Ranging Crossbars

15 Inches

Reticle Subtensions

Subtensions are measured in MOA.

200

Yards / 15 Inches

300

Yards /15 Inches

400

Yards / 15 Inches

500

Yards / 15 Inches

18.85

12.5

8

4.4

35

.5

.5

1.5

200

Yards

7.6

MOA

300

Yards

5

MOA

400

Yards

4

MOA

500

Yards

3

MOA