Lens Nodal Point
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- Опубліковано 5 лют 2025
- Sometimes you need to make a multi frame panoramic, and when you want those frames to transition smoothly with minimal distortion, you need to set your rotation point under the nodal point of the lens.let’s see how.
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Thanks. Been shooting for 40 years and never knew you could compensate for this issue. Never shot many photos where it’s an issue but good to know.
Nice video. If you get an indexed nodal slide you can mark the nodal point ahead of time so you don't have to do it in the field. In addition some of the heads have marked degrees for the sideways rotation so you can turn the pano the exact same amount for each photo. Longer focal lengths typically work a little better than wider ones in my experience. I haven't done a pano like this in a while. I might have to give it another try. Thanks
The one I used with the 4x5 has all those fancy features. It’s a Manfrotto 303vr. It’s nice
You're looking for the "perspective center" of the lens... I did a setup to do this 34 years ago... You can do it with a couple of rulers, but I think that you can do it with two strings.. if you anchor two strings at several metres from the camera, maybe 30-45° each side, and line up the strings in the viewfinder so that each string becomes a "point", and then use a straight ruler, rod, or whatever, to extend the line of each string back to the lens, probably underneath the lens for wide angle lenses, the intersection point of the two lines Will be the perspective center. That's the needed rotation point for your panoramas.
This is very useful and very well explained, as usual!
I wish I'd known that when making stitched together wide angle pictures for a job documenting an heritage building (lacking a wide angle lens). I ended up taking much too many pictures as I could only use the center of the frame!
Amazing having a Police escort and protection detail while doing the video. But more seriously, a very informative video that I enjoyed watching and learning from.
Now I have a use for that two dimension focus rail I bought to do close-ups, then never used.
Amazing
At long, long last I have actually learnt something on a photography channel. Usually I am in a position to correct the most popular blunders of semi-informed content creators. This time it was the other way around. I did not know what the nodal point was and had not considered its importance for panos. In the Wiki there is a long article titled "Cardinal Point (optics)" that explains the nodal point definitely worth reading. Full marks!
If it's your first time in this channel, take a look at his other videos. He's the real deal
I had plans to do some research in this topic... Thanks for the video!
Very informative. Thank you!
It's interesting, but I don't have any idea how can I use it.
That part is up to you