The point on the lens where the optical axis intersects the plane of the film or sensor.

The point on the lens where the light rays from the subject converge.

The point on the lens where the image is formed.

The point on the lens where the aperture is located.

To avoid parallax error.

To get a sharper image.

To reduce distortion.

All of the above.

Use a nodal point calculator.

Use a trial and error method.

Use a laser pointer.

Use a spirit level.

The entrance pupil is the point where the light rays enter the lens, and the exit pupil is the point where the light rays leave the lens.

The entrance pupil is the point where the light rays converge, and the exit pupil is the point where the light rays diverge.

The entrance pupil is the point where the image is formed, and the exit pupil is the point where the object is formed.

The entrance pupil is the point where the aperture is located, and the exit pupil is the point where the focal plane is located.

The nodal point is located at the center of the entrance pupil.

The nodal point is located at the edge of the entrance pupil.

The nodal point is located in front of the entrance pupil.

The nodal point is located behind the entrance pupil.

The nodal point is located at the center of the exit pupil.

The nodal point is located at the edge of the exit pupil.

The nodal point is located in front of the exit pupil.

The nodal point is located behind the exit pupil.

The nodal point is the point where the optical axis intersects the plane of the film or sensor, and the principal point is the point where the optical axis intersects the plane of the image.

The nodal point is the point where the light rays from the subject converge, and the principal point is the point where the image is formed.

The nodal point is the point where the aperture is located, and the principal point is the point where the focal plane is located.

The nodal point is the point where the entrance pupil is located, and the principal point is the point where the exit pupil is located.

The nodal point and the center of rotation of a panoramic head should be aligned.

The nodal point and the center of rotation of a panoramic head should be offset by a small amount.

The nodal point and the center of rotation of a panoramic head should be offset by a large amount.

The nodal point and the center of rotation of a panoramic head are not related.

Not aligning the nodal point of the lens with the center of rotation of the panoramic head.

Using a panoramic head that is not compatible with the camera and lens.

Not using a tripod to stabilize the camera.

All of the above.

Reduced parallax error.

Sharper images.

Reduced distortion.

All of the above.

Read the instruction manual for the panoramic head.

Watch online tutorials.

Practice taking panoramic photos.

All of the above.

Single-row panoramic heads.

Multi-row panoramic heads.

Gigapixel panoramic heads.

All of the above.

A single-row panoramic head can only take one row of photos, while a multi-row panoramic head can take multiple rows of photos.

A single-row panoramic head is more expensive than a multi-row panoramic head.

A single-row panoramic head is more difficult to use than a multi-row panoramic head.

None of the above.

A gigapixel panoramic head is a type of panoramic head that can take photos with a resolution of one gigapixel or more.

A gigapixel panoramic head is more expensive than a regular panoramic head.

A gigapixel panoramic head is more difficult to use than a regular panoramic head.

All of the above.

Real estate photography.

Landscape photography.

Architectural photography.

All of the above.