Yes, because the fish eye lens is like a micro-camera, it can photograph even some of the smallest things like insect, crumbs from food, grains of sand, etc.
The "Fisheye" lens will give the photograph a convex look. I it is very difficult to create a photograph that will work well with the lens without leaving the subject too distorted.
The lens focuses light on the retina (fish have one)
A Macro 70 sounds like a fixed focal length lens (70mm) capable of close focusing (macro). This type of lens is used to photograph small subjects such as insects and flowers.
The opposite of a fish eye lens is a telephoto lens.
That would be a "wide-angle" or a "fish-eye" lens.
Shutter
appeture
Yes. Because convex lens produce real image.. so Fish eye has convex lens
To effectively capture the sun in a photograph, use a small aperture setting to reduce the amount of light entering the camera. Additionally, consider using a lens hood to prevent lens flare and adjust the exposure settings to avoid overexposure. It is also important to position the sun off-center in the frame for a more visually appealing composition.
The field of view of an 18mm lens is the width of the scene that can be captured in a photograph. It is typically around 76 degrees.
The lens focuses light on the retina (fish have one)
You don't need a fish-eye lens with this camera. It has a built in fish eye lens feature/ mode and you can alter the intensity of the fish eye effect on the digital image.