1 Base curve: a simple spherical curve; the primary lens curve. 2  Lens blank: basic spherical lens; the lab grinds the back of the blank to match the prescription.  Optical center: a spot on a spherical lens where light enters at a 90-degree angle to the lens plane.
In short, a subculture is a group detaching itself from mainstream society, catering to certain people's ideologies and preferences. The punk movement is an excellent example of the rise and fall of a subculture.A subculture is a group of people with different ideologies and usually fashion and music tastes then that of the larger culture they are a part of. Many subcultures also detest the mainstream and commercialization.n short, a subculture is a group detaching itself from mainstream society, catering to certain people's ideologies and preferences. The punk movement is an excellent example of the rise and fall of a subculture.
From Wikipedia, the free encyclopedia. A subculture is a group of people with a culture (whether distinct or hidden) which makes them different from the larger culture that they belong to, known as the dominant culture.If a subculture is described as opposing the dominant culture, it may be described as a counterculture.As Ken Gelder notes, subcultures are social, with their own shared rules, values and rituals, but they can also seem self-involvedâanother thing that makes them different from countercultures.f a subculture is described as opposing the dominant culture, it may be described as a counterculture. As Ken Gelder notes, subcultures are social, with their own shared rules, values and rituals, but they can also seem self-involvedâanother thing that makes them different from countercultures.