What are the advantages of glass magnifying lenses?

Glass magnifiers allow for very high light transmission, which provides a very clear and precise image. Glass magnifiers are also durable and extremely difficult to scratch. There are many grades of glass available; however, the best grade of glass magnifying…

What things should I consider when purchasing a lighted magnifier?

Lighted magnifiers come in a wide variety of styles and shapes. The most important consideration when purchasing a lighted magnifier is the type of lighting. Lighted magnifiers come in LED and incandescent styles. Generally speaking, a lighted magnifier with an…

What types of magnifiers are best for needlepoint?

Carson manufactures a number of hands-free magnifiers for crafting and needlepoint. They are often referred to as “around-the-neck” magnifiers because they are positioned just below the chest of the user and are suspended by a cord around the user’s neck.…

Is a magnifier with the highest power the best choice?

Not necessarily: the higher the magnification, the shorter the focal distance. In order to use a high-powered magnifier, you would need to put your head very close to the object you are viewing. In addition, a magnifier that is too…

What are the advantages of acrylic magnifying lenses?

Acrylic magnifiers are extremely lightweight and durable. They are shatterproof and difficult to break. Acrylic material also makes it possible to have a smaller, more powerful magnifier inset in the larger lens. More than 90 percent of Carson’s magnifiers are…

How does Carson measure magnification?

Magnification, also referred to as magnifying power, depends on the focal length of the lenses used in an optical device. At Carson Optical, we calculate the magnification based on measurements of the actual product, not the theoretical properties of the…

What is a linen tester?

A linen tester, often referred to as a “thread counter,” is most commonly known for its association with the garment trade. Historically, linen testers were used to count the number of threads within a fixed area of fabric. Linen testers…