A reference device support platform system for firearm scope leveling comprising:
- a firearm, the firearm including a firearm barrel, the firearm barrel having a firearm barrel bore, the firearm barrel bore having longitudinal bore centerline extending down a centerline of the firearm barrel bore from a receiver end of the firearm barrel to a muzzle end of the firearm barrel, the firearm barrel bore having a vertical bore centerline perpendicular to the longitudinal bore centerline, the firearm barrel bore having a horizontal bore centerline perpendicular to both the longitudinal bore centerline and the vertical bore centerline;
- a firearm scope attached to the firearm, the firearm scope having at least one reticle stadia line, the at least one reticle stadia line being at least one of a vertical reticle stadia line or a horizontal reticle stadia line;
- a reference device support platform, the reference device support platform including a reference device support platform first surface;
- the reference device support platform including a reference device support platform second surface, the reference device support platform second surface being opposite the reference device support platform first surface;
- the reference device support platform including a reference device support platform first side surface;
- the reference device support platform including a reference device support platform second side surface, the reference device support platform second side surface being opposite the reference device support platform first side surface and separated from the reference device support platform first side surface by a reference device support platform width dimension;
- the reference device support platform including a reference device support platform first end surface;
- the reference device support platform including a reference device support platform second end surface the reference device support platform second end surface being separated from the reference device support platform first end surface by reference device support platform length dimension wherein the reference device support platform is removably attached to the firearm such that a reference device support platform first surface plane in which the reference device support platform first surface lies is parallel to the longitudinal bore centerline and perpendicular to vertical bore centerline;
- and
- an alignment reference device, the alignment reference device including an alignment reference device vertical axis, the alignment reference device including an alignment reference device horizontal axis, the alignment reference device including an alignment reference device bottom surface, the alignment device bottom surface lying in an alignment reference device bottom surface plane, the alignment reference device bottom surface plane being parallel to the alignment reference device horizontal axis and perpendicular to the alignment reference device vertical axis, the alignment reference device generating one or more of a horizontal reference line or a vertical reference line, the alignment reference device being removably attached to the reference device support platform such that the alignment reference device bottom surface rests on a portion of the reference device platform first surface and the reference device bottom surface plane is parallel to the reference device platform first surface plane so that the alignment reference device horizontal axis is parallel to the horizontal bore centerline and perpendicular to the vertical bore centerline and the longitudinal bore centerline and the alignment reference device vertical axis is parallel to the vertical bore centerline and perpendicular to the horizontal bore centerline and the longitudinal bore centerline,
- wherein the alignment reference device is a laser-based alignment reference device generating a horizontal reference line that is parallel to the alignment reference device horizontal axis and therefore parallel to horizontal bore centerline and perpendicular to the vertical bore centerline.