This ranging reticle uses MRAD-based subtensions and includes silhouettes for quick ranging. The angular measurements allow you to calculate ranges when comparing the reticle to objects of known dimension.
Vortex Recon Tactical RT 15x50mm Monocular
The Recon R/T is a unique, advanced tactical piece of equipment that is unlike any other in the field. The first truly compact, full-featured spotting scope in the Vortex line developed especially for field surveillance and range estimating. The versatile attachment clip secures the Recon R/T to any belt or strap for rapid deployment.