Optical magnificataion: 5X
Lens diameter: 20 mm
Field of view at 100-yard: 38 ft

Included accessories:
   1. Carrying strap
   2. Lens cloth
   3. Protective case

Length: 3.39 "
Height: 1.18 "
Width: 1.18 "
Weight: 3.74 oz

Length: 8.6 cm
Height: 3.0 cm
Width: 3.0 cm
Weight: 105.9 gram

Caution: do not look into the sun through this device.

1. Look through the golf scope and locate the range finding reticle (black markings) with the bottom of the reticle labeled "GREEN" and the top labeled "YARDS".

2. Position the image so that the bottom of the flagpole just touches the horizontal line of the reticle marked "GREEN".

3. The distance between you and the flag s shown by the line on the reticle scale that is the closest to the top of the flagpole.