reading glasses 100 strength


How to Download Free Ebooks

Much public domain literature, both obscure and well-known, is available for free on sites such as Project Gutenberg and Google Books. Downloading free eBooks onto your computer is easier than downloading DRM-protected private domain books and, in most cases, transferring the titles to an eReader, tablet or smartphone requires no special software. While most free […]



How to Read the Leaderboard in Golf

Golf is game of numbers. Lots of numbers. This becomes evident when looking at a golf tournament leaderboard. There are all kinds of information posted on a leaderboard, informing the audience exactly of what is happening on the golf course at any given moment. Not all leaderboards look the same, and some include statistics that […]



How to Access the Meter Reading on a Canon Copier

Most every copier has a mechanism that tracks and records the copies made on the copier. Meter readings are used by copier service companies to bill the their customers correctly for copies made. Knowing where to get a meter reading on a Canon copier is also useful when considering purchasing a used Canon copier. Having […]



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 a CNC Blueprint

One of the most important aspects of a machinist’s career is the ability to read blueprints and calculate the necessary operations to be performed on a CNC (Computer Numerical Control) machine. CNC machines use the information on the blueprint to cut and shape various types of materials, including metals, wood and plastic. With experience and […]



How to Read Toyota VIN Numbers

Every car that is manufactured has a vehicle identification number (VIN). The VIN is a group of numbers and letters that gives information about the car, from make and model to where and by whom it was manufactured. Every part of the number is essential to identifying a car. Find the VIN where the right […]



How to Read pH in an Antifreeze Test

Antifreeze is specifically designed to protect a car’s engine from overheating and corrosion. The antifreeze removes heat from the car engine to prevent overheating. Antifreeze also has an agent that protects the engine against corrosion. Monitoring the pH of the antifreeze makes sure that the antifreeze is still protecting the engine. A too-low pH causes […]



How to Read a Mitutoyo Micrometer

Mitutoyo set out to create an affordable, more accurate micrometer, according to the company’s history. In the years since its foundation, the company met its original goals for the standard mechanical micrometer and has expanded its offerings to include a much larger variety of measurement instruments, including several types of micrometers. Regardless of the style […]



How to Read Music on Viola Clef

Many people know how to read music in treble clef (G clef) and bass clef (F clef). Yet many people are unfamiliar with Viola Clef (or C Clef). Viola (pronounced Vee-ola) is the middle instrument of the Violin family. The viola looks like a violin. It is bigger than a violin, but smaller than a […]



How to Read the SYS DIA Pulse

Personal blood pressure monitors allow you to check your blood pressure at any given time. When you use one of these monitors to check your blood pressure, the monitor displays two numbers. One of these numbers measures your systolic pressure, which is the pressure in the arteries when the heart beats, and one measures your […]



How to Read an M2 Card

An M2 card is a mobile memory card used for many electronic devices. They are usually placed into camcorders, digital cameras or cell phones to provide more space and they can hold anywhere from 1 to 16GB (gigabytes). Sandisk is one of the most popular makers of the micro cards, but several other companies also […]



Why are Phonics Important for Reading?

Definition When educators talk about phonics, they are referring to the explicit teaching of the relationships between phonemes (the sounds of language)and graphemes (the written representations of language) so that students can decode (sound out) words. Why Phonics? While it’s true that most of us do memorize whole words on occasion (such as names or […]



How to Read a 12-Lead EKG

An electrocardiogram, also known as an EKG or or ECG, is used in the diagnosis and assessment of cardiac activities. Medical and health professionals should have an in-depth knowledge in the interpretation of ECGs. A 12-lead ECG examines the electrical activity of the heart from12 points of view, which makes it efficient for diagnosing heart […]



What Is the Optimal Blood Pressure Reading?

High Blood Pressure–also known as hypertension–refers to increased pressure of the blood against the walls of the arteries. Blood pressure is created by the heart when it pumps blood through the arteries and circulatory system. It is also created by the force of the arteries as they resist the blood flow. The systolic, which is […]



How to Read a Planogram

A planogram is a drawing that shows where fixtures and merchandise are to be placed in a retail store. It is similar to a road map in that it will guide the setup person, or merchandiser, as to where each item belongs. Knowing how to read a planogram is important to the success of a […]



How to Use a SIM Card Reader

You have a fingernail-sized SIM card in your cell phone with all of your contacts’ information stored on it. Don’t you think it’s time to back it up? A nifty device called a USB SIM card reader can help you avoid Murphy’s law of losing everything. If you want to make sure your contacts and […]



How to Read Unpublished Books for a Living

Most people dream of being able to do what they love for a living. Making a living reading unpublished books seems too good to be true, but it is possible. Publishing companies hire freelance readers to read unpublished books to give opinions and summarize the book’s material. The pay rate is usually $25-$100 for each […]



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 […]