適正針孔口径
Christiansen Gallery Pinhole Sheets
| Focal Length | Diameter | F-number | Focal Length | Diameter | F-number |
|---|---|---|---|---|---|
| 10mm | 0.117mm | f/85 | 510mm | 0.836mm | f/610 |
| 20mm | 0.165mm | f/121 | 520mm | 0.844mm | f/616 |
| 30mm | 0.201mm | f/148 | 530mm | 0.852mm | f/622 |
| 40mm | 0.234mm | f/171 | 540mm | 0.860mm | f/628 |
| 50mm | 0.262mm | f/191 | 550mm | 0.868mm | f/634 |
| 60mm | 0.286mm | f/209 | 560mm | 0.876mm | f/640 |
| 70mm | 0.309mm | f/226 | 570mm | 0.883mm | f/645 |
| 80mm | 0.331mm | f/242 | 580mm | 0.891mm | f/651 |
| 90mm | 0.351mm | f/256 | 590mm | 0.899mm | f/656 |
| 100mm | 0.370mm | f/270 | 600mm | 0.906mm | f/662 |
| 110mm | 0.388mm | f/283 | 610mm | 0.914mm | f/668 |
| 120mm | 0.405mm | f/296 | 620mm | 0.921mm | f/673 |
| 130mm | 0.422mm | f/308 | 630mm | 0.929mm | f/678 |
| 140mm | 0.438mm | f/320 | 640mm | 0.936mm | f/684 |
| 150mm | 0.453mm | f/331 | 650mm | 0.943mm | f/689 |
| 160mm | 0.468mm | f/342 | 660mm | 0.950mm | f/694 |
| 170mm | 0.482mm | f/352 | 670mm | 0.958mm | f/700 |
| 180mm | 0.496mm | f/363 | 680mm | 0.965mm | f/705 |
| 190mm | 0.510mm | f/373 | 690mm | 0.972mm | f/710 |
| 200mm | 0.523mm | f/382 | 700mm | 0.979mm | f/715 |
| 210mm | 0.536mm | f/392 | 710mm | 0.986mm | f/720 |
| 220mm | 0.549mm | f/401 | 720mm | 0.993mm | f/725 |
| 230mm | 0.561mm | f/410 | 730mm | 1.000mm | f/730 |
| 240mm | 0.573mm | f/419 | 740mm | 1.007mm | f/735 |
| 250mm | 0.585mm | f/427 | 750mm | 1.013mm | f/740 |
| 260mm | 0.597mm | f/436 | 760mm | 1.020mm | f/745 |
| 270mm | 0.608mm | f/444 | 770mm | 1.027mm | f/750 |
| 280mm | 0.619mm | f/452 | 780mm | 1.033mm | f/755 |
| 290mm | 0.630mm | f/460 | 790mm | 1.040mm | f/760 |
| 300mm | 0.641mm | f/468 | 800mm | 1.047mm | f/764 |
| 310mm | 0.651mm | f/476 | 810mm | 1.053mm | f/769 |
| 320mm | 0.662mm | f/483 | 820mm | 1.060mm | f/774 |
| 330mm | 0.672mm | f/491 | 830mm | 1.066mm | f/779 |
| 340mm | 0.682mm | f/498 | 840mm | 1.072mm | f/783 |
| 350mm | 0.692mm | f/506 | 850mm | 1.079mm | f/788 |
| 360mm | 0.702mm | f/513 | 860mm | 1.085mm | f/793 |
| 370mm | 0.712mm | f/520 | 870mm | 1.091mm | f/797 |
| 380mm | 0.721mm | f/527 | 880mm | 1.098mm | f/802 |
| 390mm | 0.731mm | f/534 | 890mm | 1.104mm | f/806 |
| 400mm | 0.740mm | f/541 | 900mm | 1.110mm | f/811 |
| 410mm | 0.749mm | f/547 | 910mm | 1.116mm | f/815 |
| 420mm | 0.758mm | f/554 | 920mm | 1.122mm | f/820 |
| 430mm | 0.767mm | f/560 | 930mm | 1.128mm | f/824 |
| 440mm | 0.776mm | f/567 | 940mm | 1.134mm | f/829 |
| 450mm | 0.785mm | f/573 | 950mm | 1.140mm | f/833 |
| 460mm | 0.794mm | f/580 | 960mm | 1.146mm | f/837 |
| 470mm | 0.802mm | f/586 | 970mm | 1.152mm | f/842 |
| 480mm | 0.811mm | f/592 | 980mm | 1.158mm | f/846 |
| 490mm | 0.819mm | f/598 | 990mm | 1.164mm | f/850 |
| 500mm | 0.827mm | f/604 | 1000mm | 1.170mm | f/855 |
