Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
|
stacker:docs:troubleshooting:ringversusrail [2012/10/06 23:36] rjlittlefield |
stacker:docs:troubleshooting:ringversusrail [2015/02/05 18:24] rjlittlefield |
||
|---|---|---|---|
| Line 17: | Line 17: | ||
| - You need enough steps that are shallow enough to cover the subject you care about with the DOF that your lens will give. | - You need enough steps that are shallow enough to cover the subject you care about with the DOF that your lens will give. | ||
| - You need to minimize or eliminate changes in perspective that can cause problems in the stacking. | - You need to minimize or eliminate changes in perspective that can cause problems in the stacking. | ||
| - | - You need to do both of the above using the controls at your disposal.</p> | + | - You need to do both of the above using the controls at your disposal. |
| In some situations, the choice is clear. If you’re shooting a landscape, then turn the focus ring --- it’s the natural thing to do and it’s simple and effective. | In some situations, the choice is clear. If you’re shooting a landscape, then turn the focus ring --- it’s the natural thing to do and it’s simple and effective. | ||
| Line 136: | Line 136: | ||
| **Summary: keep your lens in one place as much as possible. For larger subjects, focus by ring, not by rail.** | **Summary: keep your lens in one place as much as possible. For larger subjects, focus by ring, not by rail.** | ||
| + | By the way, there's nothing that says you have to turn the focus ring by hand ("manual"). Many lenses come equipped with motors that are usually used for automatic focus ("AF motor"), but those motors can also be controlled by software running in a computer or tablet that is tethered to the camera. | ||
| + | |||
| + | Tutorials on a few such software packages (ControlMyNikon, Canon EOS Utility, Nikon Camera Control Pro 2) can be found on our [[http://zerenesystems.com/cms/stacker/docs/tutorials/tutorialsindex|Zerene Stacker Tutorials]] page. Other newer applications include [[http://dslrdashboard.info/|qDslrDashboard]] and [[http://dslrcontroller.com/|DSLR Controller]]. If you're particularly interested in going wireless to a tablet or smartphone, then [[http://camranger.com/|CamRanger]] makes a very slick integrated package. | ||
| + | |||
| + | All of these tools can greatly simplify the task of shooting high quality focus stacks "by ring", especially using modern AF lenses that often have focus rings that are painfully sensitive to turn by hand. | ||
| + | |||
| + | We hope this helps! Please write to [[support@zerenesystems.com]] if you need further assistance with this or any other aspect of focus stacking. | ||