Grid board with stand

Description

The chessboard is a metal chapel base hanging in the middle of the plumb line and throughout this page there are four thin chessboard lines so that there are plenty of squares on it. Dimensions are 5 by 5 cm. The raster screen is used for rapid screening of front, back and side view and the collection of information is visual and qualitative.

Specifications:

• with plotted midline
• With metal stand and frame
• Dimensions: 215 by 85 cm
• Made in Iran – Iranian Knowledge