This past April and May, my wife and I decided on a road trip to Utah and Arizona. Our plan was to visit Zion Nation Park, Arches National Park, Canyonlands National Park, Monument Valley, and Phoenix. We drove down from … Continue reading
When the conditions are right, such a clear blue sky, your 360-degree image may contain a shadow of the camera and tripod. Therefore, you should try to place the camera and tripod to avoid the shadow, minimize the shadow, or … Continue reading
A site I visit daily is Sony Alpha Rumors. The site is dedicated to Sony cameras, lenses, and related gear. If you are a Sony fan I recommend adding this site to your daily read. Occasionally, they will link to … Continue reading
I have finally sorted and cataloged all the panoramic images I took on my recent trip to Utah and Arizona. There are approximately 170 panoramas, and I have just begun the rendering. On our last day in Arizona, I decided … Continue reading
This article is to support the entrance pupil measuring technique outlined in Measuring the Entrance Pupil. Zeiss provides entrance pupil data for the Loxia 21, 35, 50, and 85 mm lenses- see the Zeiss EP data in Table 1. Zeiss gives … Continue reading
Before continuing and demonstrating the method outlined in my article Measuring the Entrance Pupil, I first need to introduce the calculator I use to determine the entrance pupil position.
Introduction In The Entrance Pupil And Its Importance, it was demonstrated that a requirement for high-quality image stitching was knowing the position of the entrance pupil. How do you find the entrance pupil? An educated guess will sometimes suffice, as the … Continue reading