is the distance between the nearest and farthest objects in a scene that appear acceptably sharp in an image.
Explanation:
It has been used as an industry, a driver of trade, individual hobbies, and in the creation of art;[1] it can be regarded as both a science and a craft.
Modern metalworking processes, though diverse and specialized, can be categorized into one of three broad areas known as forming, cutting, or joining processes. Modern metalworking workshops, typically known as machine shops, hold a wide variety of specialized or general-use machine tools capable of creating highly precise, useful products. Many simpler metalworking techniques, such as blacksmithing, are no longer economically competitive; these may be performed as individual hobbies or historical reenactments.
A commission is where the artist gets paid to create art and a patronage is when the artist gets financial support through other people to provide these artworks.