white light lamps for reading


How Do I Get a Laptop to Read an SD Card?

According to the SD Card Association website, Secure Digital (SD) memory cards are about the same size as a postage stamp and are popular for storing music and video files. Since SD cards are so small, they are popular for transferring information between various devices. The portability of SD cards make them ideal for use […]



How to Open Epub

The ePub file format is a digital eBook format. While is it not the only eBook format, it is the format supported by International Digital Publishing Forum. There are number of different ways to open the ePub file, depending on the the devices you own and how you wish to read your eBook. Whether you […]



How to Read an Indicator Color Chart

Indicator color charts come in different varieties and are used to show the pH of a substance. Chemical compounds that change color in response to acid or base materials are usually embedded in a piece of paper or other substrate. The substance being tested is then applied, turning the compound a new color. The simplest […]



How to Read Concrete Construction Plans

Construction plans consist of graphic descriptions and written specifications for construction projects. Specifications describe the performance standard and quality of materials; there are also several sections about concrete form, place and finish. Reading construction plans takes practice and requires familiarity with graphic symbols and line weights for drafting. Read written specifications carefully as well; if […]



How to Read New Electric Meters

Traditional electric meters display turning dials or spinning discs which measure kilowatt-hours, or KWh, and are interpreted by reading each dial or disc separately, with each representing units of Watts in thousands, hundreds, tens and ones. New electrical meters simply present the total kilowatt-hours used by the customer on a digital display, not unlike an […]



How to Read Blue Screen of Death Minidump Files

The Blue Screen of Death and the accompanying error message that "A problem has been detected…" is a dreaded occurrence for Microsoft Windows users, especially since the information given in the message rarely seems helpful. Even computer-savvy people require tools to decipher the error codes and hexadecimal addresses. Fortunately, tools are available that will help […]



How to Read an SDHC Memory Card

High-capacity SD cards offer more memory than standard SD cards, storing up to 32GB of data. But these cards are not compatible with all devices that read SD cards. Reading an SDHC card from a compliant device or compatible card reader takes little more than inserting the card. But certain procedures may allow other devices […]



How to Convert a Load Cell Reading Into Total Weight

Strain gauge load cells are by far the most common type of load cell-based weighing system in 2010. Strain gauge load cell weighing systems convert weights into analog output signals that can be further conditioned to indicate weight in digital meters and control systems. They are used in every area of human endeavor, including commerce, […]



How to Read Wiring Diagrams

Electricity is a modern convenience that many of us take for granted. But when there’s a problem, it takes a skilled professional to fix the problem. Many do it yourself homeowners try to tackle small electrical matters. When you do this, you might encounter a wiring diagram. And those diagrams are more difficult to read […]



Normal Blood Pressure Reading for Men

Blood pressure is an important fixture of health diagnosis for men as they get older. If levels are high, a number of health risks can show up, so it is important to know what a normal blood pressure reading is and how to work to maintain low blood pressure through exercise and diet. What Is […]



How to Work as a Psychic Reader

Becoming a psychic reader is a great way to make money on a flexible schedule. Some people are gaining confidence and respect for the art of divination, while others enjoy psychic readings simply as a form of entertainment. Either way, you can enjoy doing readings as part-time work or make it your career. Read on […]



Eye Tests for Reading Glasses

Optometrists and ophthalmologists check your near vision with several basic eye tests. The exam for reading glasses only takes about a half hour to an hour. If you need a near correction, when the testing is complete you will have a written prescription for eyeglasses that will help you better see small print and fine […]