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Photographic Series



Belonging to the ISO 216 international paper size standard, the 16R paper size is a unique and versatile format. This standard, which originated in Germany during the mid-20th century, has been adopted worldwide due to its practicality and mathematical logic. The 16R paper size is part of this global system, offering a distinct dimension that caters to specific printing needs.

The dimensions of a 16R paper are approximately 406 x 508 millimeters or roughly 16 x 20 inches. This makes it an ideal choice for large-scale prints such as posters, diagrams, or architectural plans. Its generous surface area allows for detailed illustrations and text layouts without compromising readability.

16R paper dimensions


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2A046.81 x 66.221189 x 1682119 x 1683370 x 4768
A120.51 x 0.7113 x 181 x 237 x 51
4A066.22 x 93.621682 x 2378168 x 2384768 x 6741
A110.71 x 1.0218 x 262 x 351 x 74
A101.02 x 1.4626 x 373 x 474 x 105
A3+12.95 x 19.02329 x 48333 x 48933 x 1369
A1+23.98 x 35.98609 x 91461 x 911726 x 2591
A0+35.98 x 50.87914 x 129291 x 1292591 x 3662
A64.13 x 5.83105 x 14811 x 15298 x 420
A55.83 x 8.27148 x 21015 x 21420 x 595
A48.27 x 11.69210 x 29721 x 30595 x 842
A311.69 x 16.54297 x 42030 x 42842 x 1191
A91.46 x 2.0537 x 524 x 5105 x 147
A216.54 x 23.39420 x 59442 x 591191 x 1684
A82.05 x 2.9152 x 745 x 7147 x 210
A123.39 x 33.11594 x 84159 x 841684 x 2384
A72.91 x 4.1374 x 1057 x 11210 x 298
A033.11 x 46.81841 x 118984 x 1192384 x 3370

Interestingly enough, the aspect ratio of all ISO paper sizes including the 16R remains constant at √2:1. This means when you cut or fold any sheet from this series in half parallel to its shorter sides, you'll get two smaller sheets with exactly the same aspect ratio as before. It's an ingenious design feature that ensures consistency across all sizes within the series.

While not as commonly used as A4 or Letter sizes from ANSI series in everyday office scenarios, the larger format of a 16R offers undeniable benefits in professional settings where visual impact matters most. Whether it's for showcasing design blueprints or creating eye-catching marketing materials, choosing a larger format like the 16R can make your content stand out.

Understanding different paper sizes like the versatile and impactful 16R can significantly enhance your print projects' effectiveness by ensuring optimal layout and presentation quality.

Other Formats in the Photographic Series

Interesting facts about 16R

1. The Origin of 16R Paper

16R paper is part of the R series, which originated in Japan. The "R" stands for "raw," referring to the untrimmed size of the paper.

2. Dimensions of 16R Paper

The dimensions of 16R paper are approximately 457 mm x 610 mm or 18 inches x 24 inches. It falls under the category of large-format paper.

3. Common Use in Photography

16R paper is commonly used in photography for printing large-sized photographs, posters, and artwork due to its ample surface area.

4. Compatibility with Inkjet and Laser Printers

This type of paper is compatible with both inkjet and laser printers, making it versatile for various printing needs.

5. Availability in Different Weights

16R paper is available in different weights ranging from standard weight (around 120 gsm) to heavier weights suitable for professional prints (up to 300 gsm).

6. Ideal for Framing

The dimensions of 16R paper make it an ideal choice for framing purposes as it fits well into standard frames without requiring any trimming.

7. International Variations

The R series has international variations such as SRA2 (450 mm x 640 mm) used in Europe and Canada, which closely resembles the size of 16R but has a slightly different aspect ratio.

8. Historical Connection to ISO Paper Sizes

The R series was developed before the ISO (International Organization for Standardization) established its own set of standardized sizes known as A, B, and C series. However, there are some similarities between the R and ISO sizes.

9. Notable Use in Architecture

16R paper is often used by architects for creating large-scale drawings, blueprints, and plans due to its generous dimensions.

10. Customization Options

Printers can easily cut 16R paper into smaller sizes if needed while maintaining the aspect ratio of the original sheet.