Convex, concave. Seriously you can find this stuff in a book.
There are two types of lenses - fixed focal and zoom lenses.
Convex lenses are curved inward. Concave lenses curve outward.
convex and concave are two types of lenses that are used to correct defects in vision.
there are two types of optical fiber,the first type is single mode fibers.the second type is multimode fibers.
All microscopes have lenses. Some types of lenses are eyepiece lenses, objective lenses, and condenser lenses.
One can buy these types of lenses at almost any department stores. Target and Walmart are a couple of the many places that sell these types of lenses in their stores.
Which area of technology might be associated with these items? lenses of all types
All microscopes have lenses. Some types of lenses are eyepiece lenses, objective lenses, and condenser lenses.
1:Single Vision Lenses 2:Multi focal Lenses 3:Bifocal Lenses 4:Progressive lenses Source Vision Express India
One can buy these lenses on many websites and stores. Walmart and Target have a huge selection of these types of lenses to choose from. Many people buy these lenses each day.
Refractors (with lenses)Reflectors (with mirrors)
your mom bi-achh!