The Sirchie Slope Protractor and Letter Frequency Plate is used to determine the slant angle of handwriting in either direction. The lower section is used to determine letter frequency or the space factor of handwriting. Place over the handwritten page. Fine lines and accurate detail permit a more comprehensive analysis of a variety of situations. The printed image is on the bottom of the glass plate, which eliminates shadows and allows for direct photography.
|Dimensions||7 x 5 x 1/16" (17.78 x 12.7 x 0.16 cm)|
|Weight||3.1 oz (87.88g)|