What is the dome?

Magnifier is half the sphere made of acrylic or plastic, which is designed to lay flat on the surface to ensure magnification. The viewer looks at the dome to look at the enlarged material and can slip it along the surface to watch text or pictures. These optical devices can be useful for people with low vision, as well as those who work in a dark environment or process documents with very good printing. Poor reading conditions can cause eye disputes and enlargement can protect the vision. Because many people with low vision are also older adults who may have arthritis or neurological problems that make it easier to use fine engines, functions such as handles and cases, the device can facilitate use. Some also have guide lines printed via the Magnifier dome to underline the lines of the text, useful for people who have difficulty watching while reading.

These devices can be used for a range of printed materials including books, newspapersand map. People with normal vision can consider them useful in working with materials that have a child printing. For example, sea charts can have details printed in very small scripts that are difficult to read without magnification, especially in low light. This can often be the case at night because the lights are maintained low to limit the ship. The dome enlargement can be stored with graphs for people who have difficulty reading their naked eye.

Many of these devices are small enough to fit in your pocket. In addition to using the settings where people have problems with vision, they can also provide useful point enlargement. For example, printers can use the print quality to check the print quality for projects before approval. They are also useful for textile control and other products that may have weaves or grain to confirm their quality and look for mistakes that may not be easy to see for the mere eye.

acrylic domes are popular because they have lehkou nature. In addition, they can withstand scratches and abrasions if the user drops or fumines with a dome. Glass versions are also available and can be more expensive. The production costs of glass are often higher and such devices must be processed with special care because they are more susceptible to smudges and damage to the surface that could make it difficult to use.