QR Code Barcodes in LEADTOOLS (original) (raw)
The QR Code, or Quick Response Code barcode, is one of the most popular 2D barcodes available today and is used in a variety of industries including commercial tracking applications and mobile phone tagging applications.
Sample Barcode
Symbology | ||
---|---|---|
BarcodeSymbology.QR | ![]() |
QR Code barcodes offer more data storage than linear (1D) barcodes: up to 2,953 bytes, 4,296 alphanumeric characters, or 7,089 numeric digits. Additionally, it includes Error Correction Code (ECC) for error-free reading even when a symbol is partially lost or destroyed. |
Barcode Support
Information for Writing QR Barcodes with LEADTOOLS
The QR standard specifies 40 different sizes for the QR barcode. The maximum data capacity varies, depending on the size of the barcode and its Error Correction level.
The following table contains information for writing 2D QR codes:
Model QRBarcodeSymbolModel | Modules | ECC Level QRBarcodeECCLevel | Data Bits | Numeric | Alphanumeric | Binary | Kanji |
---|---|---|---|---|---|---|---|
1 | 21x21 | L | 152 | 41 | 25 | 17 | 10 |
M | 128 | 34 | 20 | 14 | 8 | ||
Q | 104 | 27 | 16 | 11 | 7 | ||
H | 72 | 17 | 10 | 7 | 4 | ||
2 | 25x25 | L | 272 | 77 | 47 | 32 | 20 |
M | 224 | 63 | 38 | 26 | 16 | ||
Q | 176 | 48 | 29 | 20 | 12 | ||
H | 128 | 34 | 20 | 14 | 8 | ||
3 | 29x29 | L | 440 | 127 | 77 | 53 | 32 |
M | 352 | 101 | 61 | 42 | 26 | ||
Q | 272 | 77 | 47 | 32 | 20 | ||
H | 208 | 58 | 35 | 24 | 15 | ||
4 | 33x33 | L | 640 | 187 | 114 | 78 | 48 |
M | 512 | 149 | 90 | 62 | 38 | ||
Q | 384 | 111 | 67 | 46 | 28 | ||
H | 288 | 82 | 50 | 34 | 21 | ||
5 | 37x37 | L | 864 | 255 | 154 | 106 | 65 |
M | 688 | 202 | 122 | 84 | 52 | ||
Q | 496 | 144 | 87 | 60 | 37 | ||
H | 368 | 106 | 64 | 44 | 27 | ||
6 | 41x41 | L | 1,088 | 322 | 195 | 134 | 82 |
M | 864 | 255 | 154 | 106 | 65 | ||
Q | 608 | 178 | 108 | 74 | 45 | ||
H | 480 | 139 | 84 | 58 | 36 | ||
7 | 45x45 | L | 1,248 | 370 | 224 | 154 | 95 |
M | 992 | 293 | 178 | 122 | 75 | ||
Q | 704 | 207 | 125 | 32 | 20 | ||
H | 528 | 154 | 93 | 64 | 39 | ||
8 | 49x49 | L | 1,552 | 461 | 279 | 192 | 118 |
M | 1,232 | 365 | 221 | 152 | 93 | ||
Q | 880 | 259 | 157 | 108 | 66 | ||
H | 688 | 202 | 122 | 84 | 52 | ||
9 | 53x53 | L | 1,856 | 552 | 335 | 230 | 141 |
M | 1,456 | 432 | 262 | 180 | 111 | ||
Q | 1,056 | 312 | 189 | 130 | 80 | ||
H | 800 | 235 | 143 | 98 | 60 | ||
10 | 57x57 | L | 2,192 | 652 | 395 | 271 | 167 |
M | 1,728 | 513 | 311 | 213 | 131 | ||
Q | 1,232 | 364 | 221 | 151 | 93 | ||
H | 976 | 288 | 174 | 119 | 74 | ||
11 | 61x61 | L | 2,592 | 772 | 468 | 321 | 198 |
M | 2,032 | 604 | 366 | 251 | 155 | ||
Q | 1,440 | 427 | 259 | 177 | 109 | ||
H | 1,120 | 331 | 200 | 137 | 85 | ||
12 | 65x65 | L | 2,960 | 883 | 535 | 367 | 226 |
M | 2,320 | 691 | 419 | 287 | 177 | ||
Q | 1,648 | 489 | 296 | 203 | 125 | ||
H | 1,264 | 374 | 227 | 155 | 96 | ||
13 | 69x69 | L | 3,424 | 1,022 | 619 | 425 | 262 |
M | 2,672 | 796 | 483 | 331 | 204 | ||
Q | 1,952 | 580 | 352 | 241 | 149 | ||
H | 1,440 | 427 | 259 | 177 | 109 | ||
14 | 73x73 | L | 3,688 | 1,101 | 667 | 458 | 282 |
M | 2,920 | 871 | 528 | 362 | 223 | ||
Q | 2,088 | 621 | 376 | 258 | 159 | ||
H | 1,576 | 468 | 283 | 194 | 120 | ||
15 | 77x77 | L | 4,184 | 1,250 | 758 | 520 | 320 |
M | 3,320 | 991 | 600 | 412 | 254 | ||
Q | 2,360 | 703 | 426 | 292 | 180 | ||
H | 1,784 | 530 | 321 | 220 | 136 | ||
16 | 81x81 | L | 4,712 | 1,408 | 854 | 586 | 361 |
M | 3,624 | 1,082 | 656 | 450 | 277 | ||
Q | 2,600 | 775 | 470 | 322 | 198 | ||
H | 2,024 | 602 | 365 | 250 | 154 | ||
17 | 85x85 | L | 5,176 | 1,548 | 938 | 644 | 397 |
M | 4,056 | 1,212 | 734 | 504 | 310 | ||
Q | 2,936 | 876 | 531 | 364 | 224 | ||
H | 2,264 | 674 | 408 | 280 | 173 | ||
18 | 89x89 | L | 5,768 | 1,725 | 1,046 | 718 | 442 |
M | 4,056 | 1,212 | 734 | 504 | 310 | ||
Q | 3,176 | 948 | 574 | 394 | 243 | ||
H | 2,504 | 746 | 452 | 310 | 191 | ||
19 | 93x93 | L | 6,360 | 1,903 | 1,153 | 792 | 488 |
M | 5,016 | 1,500 | 909 | 624 | 384 | ||
Q | 3,560 | 1,063 | 644 | 442 | 272 | ||
H | 2,728 | 813 | 493 | 338 | 208 | ||
20 | 97x97 | L | 6,888 | 2,061 | 1,249 | 858 | 528 |
M | 5,352 | 1,600 | 970 | 666 | 410 | ||
Q | 3,880 | 1,159 | 702 | 482 | 297 | ||
H | 3,080 | 919 | 557 | 382 | 235 | ||
21 | 101x101 | L | 7,456 | 2,232 | 1,352 | 929 | 572 |
M | 5,712 | 1,708 | 1,035 | 711 | 438 | ||
Q | 4,096 | 1,224 | 742 | 509 | 314 | ||
H | 3,248 | 969 | 587 | 403 | 248 | ||
22 | 105x105 | L | 8,048 | 2,409 | 1,460 | 1,003 | 618 |
M | 6,256 | 1,872 | 1,134 | 779 | 480 | ||
Q | 4,544 | 1,358 | 823 | 565 | 348 | ||
H | 3,536 | 1,056 | 640 | 439 | 270 | ||
23 | 109x109 | L | 8,752 | 2,620 | 1,588 | 1,091 | 672 |
M | 6,880 | 2,059 | 1,248 | 857 | 528 | ||
Q | 4,912 | 1,468 | 890 | 611 | 376 | ||
H | 3,712 | 1,108 | 672 | 461 | 284 | ||
24 | 113x113 | L | 9,392 | 2,812 | 1,704 | 1,171 | 721 |
M | 7,312 | 2,188 | 1,326 | 911 | 561 | ||
Q | 5,312 | 1,588 | 963 | 661 | 407 | ||
H | 4,112 | 1,228 | 744 | 511 | 315 | ||
25 | 117x117 | L | 10,208 | 3,057 | 1,853 | 1,273 | 784 |
M | 8,000 | 2,395 | 1,451 | 997 | 614 | ||
Q | 5,744 | 1,718 | 1,041 | 715 | 440 | ||
H | 4,304 | 1,286 | 779 | 535 | 330 | ||
26 | 121x121 | L | 10,960 | 3,283 | 1,990 | 1,367 | 842 |
M | 8,496 | 2,544 | 1,542 | 1,059 | 652 | ||
Q | 6,032 | 1,804 | 1,094 | 751 | 462 | ||
H | 4,768 | 1,452 | 864 | 593 | 365 | ||
27 | 117x117 | L | 11,744 | 3,514 | 2,132 | 1,465 | 902 |
M | 9,024 | 2,701 | 1,637 | 1,125 | 692 | ||
Q | 6,464 | 1,933 | 1,172 | 805 | 496 | ||
H | 5,288 | 1,581 | 958 | 658 | 405 | ||
28 | 129x129 | L | 12,248 | 3,669 | 2,223 | 1,528 | 940 |
M | 9,544 | 2,857 | 1,732 | 1,190 | 732 | ||
Q | 6,968 | 2,085 | 1,263 | 868 | 534 | ||
H | 5,288 | 1,581 | 958 | 658 | 405 | ||
29 | 133x133 | L | 13,048 | 3,909 | 2,369 | 1,628 | 1,002 |
M | 10,136 | 3,035 | 1,839 | 1,264 | 778 | ||
Q | 7,288 | 2,181 | 1,322 | 908 | 559 | ||
H | 5,608 | 1,677 | 1,016 | 698 | 430 | ||
30 | 137x137 | L | 13,880 | 4,158 | 2,520 | 1,732 | 1,066 |
M | 10,984 | 3,289 | 1,994 | 1,370 | 843 | ||
Q | 7,880 | 2,358 | 1,429 | 982 | 604 | ||
H | 5,960 | 1,677 | 1,016 | 698 | 430 | ||
31 | 141x141 | L | 14,744 | 4,417 | 2,677 | 1,840 | 1,132 |
M | 11,640 | 3,486 | 12,113 | 1,452 | 894 | ||
Q | 8,264 | 2,473 | 1,499 | 1,030 | 634 | ||
H | 6,344 | 1,897 | 1,150 | 790 | 486 | ||
32 | 145x145 | L | 15,640 | 4,686 | 2,840 | 1,952 | 1,201 |
M | 12,328 | 3,693 | 2,238 | 1,538 | 947 | ||
Q | 8,920 | 2,670 | 1,618 | 1,112 | 684 | ||
H | 6,760 | 2,022 | 1,226 | 842 | 518 | ||
33 | 149x149 | L | 16,568 | 4,965 | 3,009 | 2,068 | 1,273 |
M | 12,328 | 3,693 | 2,238 | 1,538 | 947 | ||
Q | 9,368 | 2,805 | 1,700 | 1,168 | 719 | ||
H | 7,208 | 2,157 | 1,307 | 898 | 553 | ||
34 | 153x153 | L | 17,528 | 5,253 | 3,183 | 2,188 | 1,273 |
M | 13,800 | 4,134 | 2,506 | 1,722 | 1,060 | ||
Q | 9,848 | 2,949 | 1,787 | 1,228 | 756 | ||
H | 7,688 | 2,301 | 1,394 | 958 | 590 | ||
35 | 157x157 | L | 18,448 | 5,529 | 3,351 | 2,303 | 1,417 |
M | 14,496 | 4,343 | 2,632 | 1,809 | 1,113 | ||
Q | 10,288 | 3,081 | 1,867 | 1,283 | 790 | ||
H | 7,888 | 2,361 | 1,431 | 983 | 605 | ||
36 | 161x161 | L | 19,472 | 5,836 | 3,537 | 2,431 | 1,496 |
M | 15,312 | 4,588 | 2,780 | 1,911 | 1,176 | ||
Q | 10,832 | 3,244 | 1,966 | 1,351 | 832 | ||
H | 8,432 | 2,524 | 1,530 | 1,051 | 647 | ||
37 | 165x165 | L | 20,528 | 6,153 | 3,729 | 2,563 | 1,577 |
M | 15,936 | 4,775 | 2,894 | 1,989 | 1,224 | ||
Q | 11,408 | 3,417 | 2,071 | 1,423 | 876 | ||
H | 8,768 | 2,625 | 1,591 | 1,093 | 673 | ||
38 | 169x169 | L | 21,616 | 6,497 | 3,927 | 2,699 | 1,661 |
M | 16,816 | 5,039 | 3,054 | 2,099 | 1,292 | ||
Q | 12,016 | 3,599 | 2,181 | 1,499 | 923 | ||
H | 9,136 | 2,735 | 1,658 | 1,139 | 701 | ||
39 | 173x173 | L | 22,496 | 6,743 | 4,087 | 2,809 | 1,729 |
M | 17,728 | 5,313 | 3,220 | 2,213 | 1,362 | ||
Q | 12,656 | 3,791 | 2,298 | 1,579 | 972 | ||
H | 9,776 | 2,927 | 1,774 | 1,219 | 750 | ||
40 | 177x177 | L | 23,648 | 7,089 | 4,296 | 2,953 | 1,817 |
M | 18,672 | 5,596 | 3,391 | 2,331 | 1,435 | ||
Q | 13,328 | 3,993 | 2,420 | 1,663 | 1,024 | ||
H | 10,208 | 3,057 | 1,852 | 1,273 | 784 |