Capture Guide for Material Data Collection

A method comprising:

• providing a capture guide device comprising a first border in a first direction and a second border in a second direction, wherein the first direction is transverse to the second direction,
• the first and second borders intersect at an origin point,
• a first ruled scale is formed on the first border, extending from the origin point along the first border,
• a second ruled scale is formed on the second border, extending from the origin point along the second border,
• a first alignment indicator, formed in an intersection region of the first and second border,
• a second alignment indicator, formed on the first border, distal from the intersection region;
• and
• providing a mobile device comprising a camera and an operation to capture a material sample, comprising:
• displaying on a screen of the mobile device a camera view of the material sample, held by the capture guide device, and the capture guide device as captured by the camera, and
• in the camera view, creating and displaying on the screen a first camera alignment indicator, a second camera alignment indicator, and a third camera alignment indicator.