Background | ||
Class | Description of documents | Density |
Group 1. . . . | High-quality, high-contrast printed books, periodicals, and black typing | 1.3-1.5 |
Group 2. . . . | Fine-line originals, black opaque pencil writing, and documents with small high-contrast printing. | 1.15-1.4 |
Group 3. . . . | Pencil and ink drawings, faded printing, and very small printing such as footnotes at the bottom of a printed page. | 1.0-1.2 |
Group 4. . . . | Low-contrast manuscripts and drawing, graph paper with pale, fine-colored lines; letters typed with worn ribbon; and poorly printed, faint documents. | 0.8-1.0 |
That portion of a hybrid system producing microforms will be governed by Section (G) of this rule; that portion of a hybrid system producing digital images will be governed by Section (H) of this rule.
Ind. Admin. R. 6