Focal length equivalents between formats
Contents
Introduction
The table below lists the focal length equivalents between formats, keeping track of aspect ratios, such that every format can fit into any target format. In other words the equivalent format is strictly wider.
Focal lens equivalents
APS-C
| APS-C | 35mm | GFX | 4x5 | 6x17 | - | 10mm | 102.9 | 79.7 | 10 | 14 | 17 | 48 | 36 | 101 |
| 14mm | 83.7 | 61.6 | 14 | 20 | 24 | 67 | 50 | 142 | ||||||
| 16mm | 76.2 | 55.1 | 16 | 23 | 28 | 77 | 57 | 162 | ||||||
| 18mm | 69.8 | 49.8 | 18 | 26 | 31 | 87 | 65 | 182 | ||||||
| 35mm | 39.5 | 26.8 | 35 | 50 | 61 | 169 | 126 | 354 | ||||||
| 50mm | 28.2 | 19.0 | 50 | 72 | 87 | 241 | 180 | 506 | ||||||
| 55mm | 25.7 | 17.3 | 55 | 79 | 96 | 265 | 198 | 557 | ||||||
| 56mm | 25.3 | 17.0 | 56 | 80 | 98 | 270 | 201 | 567 | ||||||
| 60mm | 23.6 | 15.8 | 60 | 86 | 105 | 289 | 216 | 607 | ||||||
| 80mm | 17.8 | 11.9 | 80 | 115 | 140 | 386 | 287 | 810 | ||||||
| 90mm | 15.9 | 10.6 | 90 | 129 | 157 | 434 | 323 | 911 | ||||||
| 200mm | 7.2 | 4.8 | 200 | 287 | 349 | 964 | 719 | 2024 |
35mm full frame
| APS-C | 35mm | GFX | 4x5 | 6x17 | - | 14mm | 104.3 | 81.2 | 10 | 14 | 17 | 47 | 35 | 99 |
| 16mm | 96.7 | 73.7 | 11 | 16 | 19 | 54 | 40 | 113 | ||||||
| 17mm | 93.3 | 70.4 | 12 | 17 | 21 | 57 | 42 | 120 | ||||||
| 19mm | 86.9 | 64.6 | 13 | 19 | 23 | 64 | 48 | 134 | ||||||
| 20mm | 84.0 | 61.9 | 14 | 20 | 24 | 67 | 50 | 141 | ||||||
| 24mm | 73.7 | 53.1 | 17 | 24 | 29 | 81 | 60 | 169 | ||||||
| 28mm | 65.5 | 46.4 | 19 | 28 | 34 | 94 | 70 | 198 | ||||||
| 35mm | 54.4 | 37.8 | 24 | 35 | 43 | 118 | 88 | 247 | ||||||
| 45mm | 43.6 | 29.9 | 31 | 45 | 55 | 151 | 112 | 318 | ||||||
| 50mm | 39.6 | 27.0 | 35 | 50 | 61 | 168 | 125 | 353 | ||||||
| 85mm | 23.9 | 16.1 | 59 | 85 | 103 | 286 | 212 | 600 | ||||||
| 105mm | 19.5 | 13.0 | 73 | 105 | 128 | 353 | 262 | 741 | ||||||
| 120mm | 17.1 | 11.4 | 84 | 120 | 146 | 403 | 300 | 847 | ||||||
| 200mm | 10.3 | 6.9 | 139 | 200 | 243 | 672 | 500 | 1411 |
Fuji GFX
| APS-C | 35mm | GFX | 4x5 | 6x17 | - | 23mm | 87.2 | 71.0 | 12 | 17 | 23 | 64 | 42 | 133 |
| 32mm | 68.8 | 54.3 | 16 | 23 | 32 | 88 | 59 | 186 | ||||||
| 45mm | 51.9 | 40.0 | 23 | 33 | 45 | 124 | 82 | 261 | ||||||
| 50mm | 47.3 | 36.3 | 25 | 37 | 50 | 138 | 91 | 290 | ||||||
| 63mm | 38.3 | 29.2 | 32 | 46 | 63 | 174 | 115 | 365 | ||||||
| 100mm | 24.7 | 18.6 | 51 | 73 | 100 | 276 | 183 | 580 | ||||||
| 110mm | 22.5 | 17.0 | 56 | 80 | 110 | 304 | 201 | 638 | ||||||
| 200mm | 12.5 | 9.4 | 102 | 146 | 200 | 553 | 366 | 1160 | ||||||
| 250mm | 10.0 | 7.5 | 127 | 183 | 250 | 691 | 457 | 1450 | ||||||
| Hasselblad 24mm | 84.8 | 68.7 | 12 | 18 | 24 | 66 | 44 | 139 | ||||||
| Hasselblad 28mm | 76.1 | 60.7 | 14 | 20 | 28 | 77 | 51 | 162 | ||||||
| Hasselblad 35mm | 64.1 | 50.2 | 18 | 26 | 35 | 97 | 64 | 203 | ||||||
| Hasselblad 50mm | 47.3 | 36.3 | 25 | 37 | 50 | 138 | 91 | 290 | ||||||
| Hasselblad 80mm | 30.6 | 23.2 | 41 | 59 | 80 | 221 | 146 | 464 | ||||||
| Hasselblad 90mm | 27.4 | 20.7 | 46 | 66 | 90 | 249 | 165 | 522 | ||||||
| Hasselblad 110mm | 22.5 | 17.0 | 56 | 80 | 110 | 304 | 201 | 638 | ||||||
| Hasselblad 150mm | 16.6 | 12.5 | 76 | 110 | 150 | 414 | 274 | 870 | ||||||
| Hasselblad 210mm | 11.9 | 8.9 | 107 | 154 | 210 | 580 | 384 | 1218 | ||||||
| Hasselblad 300mm | 8.4 | 6.3 | 153 | 220 | 300 | 829 | 549 | 1740 | ||||||
| Hasselblad 24mm (1.5) | 62.6 | 49.0 | 18 | 26 | 36 | 99 | 66 | 209 | ||||||
| Hasselblad 28mm (1.5) | 55.1 | 42.7 | 21 | 31 | 42 | 116 | 77 | 244 | ||||||
| Hasselblad 35mm (1.5) | 45.3 | 34.7 | 27 | 38 | 52 | 145 | 96 | 304 | ||||||
| Hasselblad 50mm (1.5) | 32.6 | 24.7 | 38 | 55 | 75 | 207 | 137 | 435 | ||||||
| Hasselblad 80mm (1.5) | 20.7 | 15.6 | 61 | 88 | 120 | 332 | 220 | 696 | ||||||
| Hasselblad 90mm (1.5) | 18.4 | 13.9 | 69 | 99 | 135 | 373 | 247 | 783 | ||||||
| Hasselblad 110mm (1.5) | 15.1 | 11.4 | 84 | 121 | 165 | 456 | 302 | 957 | ||||||
| Hasselblad 150mm (1.5) | 11.1 | 8.3 | 115 | 165 | 225 | 622 | 412 | 1305 | ||||||
| Hasselblad 210mm (1.5) | 8.0 | 6.0 | 160 | 230 | 315 | 870 | 576 | 1827 | ||||||
| Hasselblad 300mm (1.5) | 5.6 | 4.2 | 229 | 329 | 450 | 1243 | 823 | 2610 |
Pentax 645
| APS-C | 35mm | GFX | 4x5 | 6x17 | - | 25mm | 82.4 | 66.5 | 13 | 18 | 25 | 69 | 46 | 145 |
| 28mm | 76.1 | 60.7 | 14 | 20 | 28 | 77 | 51 | 162 | ||||||
| 33mm | 67.1 | 52.9 | 17 | 24 | 33 | 91 | 60 | 191 | ||||||
| 45mm | 51.9 | 40.0 | 23 | 33 | 45 | 124 | 82 | 261 | ||||||
| 55mm | 43.4 | 33.2 | 28 | 40 | 55 | 152 | 101 | 319 | ||||||
| 80mm | 30.6 | 23.2 | 41 | 59 | 80 | 221 | 146 | 464 | ||||||
| 85mm | 28.9 | 21.8 | 43 | 62 | 85 | 235 | 155 | 493 | ||||||
| 110mm | 22.5 | 17.0 | 56 | 80 | 110 | 304 | 201 | 638 | ||||||
| 150mm | 16.6 | 12.5 | 76 | 110 | 150 | 414 | 274 | 870 | ||||||
| 160mm | 15.6 | 11.7 | 81 | 117 | 160 | 442 | 293 | 928 | ||||||
| 300mm | 8.4 | 6.3 | 153 | 220 | 300 | 829 | 549 | 1740 |
Hasselblad H5D-60
| APS-C | 35mm | GFX | 4x5 | 6x17 | - | 24mm | 96.4 | 79.9 | 10 | 14 | 20 | 54 | 36 | 114 |
| 28mm | 87.6 | 71.3 | 12 | 17 | 23 | 63 | 42 | 132 | ||||||
| 35mm | 75.0 | 59.7 | 15 | 21 | 29 | 79 | 52 | 166 | ||||||
| 50mm | 56.5 | 43.8 | 21 | 30 | 41 | 113 | 75 | 236 | ||||||
| 80mm | 37.1 | 28.2 | 33 | 48 | 65 | 180 | 119 | 378 | ||||||
| 90mm | 33.2 | 25.2 | 37 | 54 | 73 | 203 | 134 | 426 | ||||||
| 110mm | 27.4 | 20.7 | 46 | 66 | 90 | 248 | 164 | 520 | ||||||
| 150mm | 20.3 | 15.3 | 62 | 90 | 122 | 338 | 224 | 709 | ||||||
| 210mm | 14.6 | 10.9 | 87 | 125 | 171 | 473 | 313 | 993 | ||||||
| 300mm | 10.2 | 7.7 | 125 | 179 | 245 | 676 | 448 | 1419 | ||||||
| 24mm (1.5) | 73.4 | 58.4 | 15 | 21 | 29 | 81 | 54 | 170 | ||||||
| 28mm (1.5) | 65.2 | 51.1 | 17 | 25 | 34 | 95 | 63 | 199 | ||||||
| 35mm (1.5) | 54.2 | 41.9 | 22 | 31 | 43 | 118 | 78 | 248 | ||||||
| 50mm (1.5) | 39.4 | 30.0 | 31 | 45 | 61 | 169 | 112 | 355 | ||||||
| 80mm (1.5) | 25.2 | 19.0 | 50 | 72 | 98 | 270 | 179 | 568 | ||||||
| 90mm (1.5) | 22.5 | 16.9 | 56 | 81 | 110 | 304 | 201 | 639 | ||||||
| 110mm (1.5) | 18.5 | 13.9 | 69 | 99 | 135 | 372 | 246 | 780 | ||||||
| 150mm (1.5) | 13.6 | 10.2 | 93 | 134 | 184 | 507 | 336 | 1064 | ||||||
| 210mm (1.5) | 9.7 | 7.3 | 131 | 188 | 257 | 710 | 470 | 1490 | ||||||
| 300mm (1.5) | 6.8 | 5.1 | 187 | 269 | 367 | 1014 | 672 | 2128 |
LF (4x5)
| APS-C | 35mm | GFX | 4x5 | 6x17 | - | 72mm | 80.1 | 67.9 | 12 | 18 | 24 | 72 | 45 | 151 |
| 90mm | 67.8 | 56.6 | 15 | 22 | 30 | 90 | 56 | 188 | ||||||
| 150mm | 43.9 | 35.8 | 26 | 37 | 51 | 150 | 93 | 314 | ||||||
| 240mm | 28.3 | 22.8 | 41 | 59 | 81 | 240 | 148 | 502 | ||||||
| 300mm | 22.8 | 18.4 | 52 | 74 | 101 | 300 | 186 | 628 |
LF (6x17)
| APS-C | 35mm | GFX | 4x5 | 6x17 | - | 72mm | 99.5 | 45.2 | 11 | 15 | 19 | 51 | 72 | 108 |
| 90mm | 86.7 | 36.9 | 13 | 19 | 23 | 64 | 90 | 134 | ||||||
| 150mm | 59.1 | 22.6 | 22 | 32 | 39 | 107 | 150 | 224 | ||||||
| 240mm | 39.0 | 14.3 | 35 | 51 | 62 | 171 | 240 | 359 | ||||||
| 300mm | 31.6 | 11.4 | 44 | 64 | 77 | 214 | 300 | 448 |
LF (8x10)
| APS-C | 35mm | GFX | 4x5 | 6x17 | - | 150mm | 80.5 | 68.2 | 12 | 18 | 24 | 71 | 44 | 150 |
| 240mm | 55.8 | 45.8 | 20 | 28 | 39 | 114 | 71 | 240 | ||||||
| 300mm | 45.9 | 37.4 | 25 | 35 | 48 | 143 | 89 | 300 | ||||||
| 450mm | 31.5 | 25.4 | 37 | 53 | 73 | 214 | 133 | 450 | ||||||
| 600mm | 23.9 | 19.2 | 49 | 71 | 97 | 286 | 177 | 600 |
Code
The table above was generated by the program below.