Hawke Sport Optics 4.5-14x44 Sidewinder 30 SF Riflescope (10x Half Mil Illuminated Reticle) - Manual (Page 19)

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FIRST FOCAL PLANE (FFP)
First focal plane optical systems have their reticle positioned toward the turrets of the
riflescope, after the magnification system. As such, the visible size of the reticle changes with
an alteration to the riflescope’s magnification – the target image behind the reticle will stay in
proportion to the reticle as the magnification is adjusted.
ILLUMINATION
The illumination rheostat is located on the side of the saddle. High brightness settings are
recommended for daytime use when ambient light is bright, this will allow the reticle to be
visible against dark backgrounds. Note, highest brightness settings will produce an amount of