JB7
91 mm
128 mm
What Size Is JB7 Paper?
JB7, part of the JIS B Series under the Japanese Paper Sizes group, measures 91 x 128 mm, which is 9.1 x 12.8 cm or approximately 3.58 x 5.04 inches. It follows the JIS P 0138 specification and has an area of approximately 0.0116 m².
JB7 Paper Size Dimensions & Conversions
Paper Series
JIS B Series
Standard
JIS P 0138
Width
91 mm
Height
128 mm
Area
0.0116 m²
Aspect Ratio
1:1.407
Previous Size
JB6
Next Size
JB8
JB7 Dimensions in Different Units
| Unit | Width | Height |
|---|---|---|
| Millimeters | 91 mm | 128 mm |
| Centimeters | 9.1 cm | 12.8 cm |
| Inches | 3.58 in | 5.04 in |
| Feet | 0.3 ft | 0.42 ft |
| Meters | 0.091 m | 0.128 m |
| Points | 258 pt | 363 pt |
| Picas | 21.5 pc | 30.2 pc |
What Is JB7 Paper Used For?
Printing in Japan
This size is part of Japan's JIS paper standard, used for documents, books, and printing.
Design and Layout
Designers and print professionals use JB7 when a layout calls for this specific format.
Reproduction and Scaling
JB7 can be scaled up or down to produce related sizes in the same series.
Presentations and Displays
JB7 is suitable for boards, handouts, or displays sized to this format.
Archiving and Filing
Printed materials in JB7 are stored and filed using standard folders sized for this format.
Digital Reference
JB7 dimensions are used as a page-size preset in design and publishing software.
Related JIS B Series Sizes
Frequently Asked Questions
What is JB7 size in inches?
JB7 measures approximately 3.58 x 5.04 inches.
What is JB7 size in centimeters?
JB7 measures 9.1 x 12.8 cm.
What is JB7 size in millimeters?
JB7 measures 91 x 128 mm.
What is JB7 size in pixels?
At 300 DPI, JB7 is approximately 1074 x 1512 pixels.
Is JB7 bigger than JB8?
Yes. JB7 is larger in area than JB8 in the Japanese Paper Sizes series.