Prevent Light Search Results

How To: Take better indoor portraits

James Barry teaches us how to take better indoor portraits. When you are taking these, you want to make sure you have the lighting that is directly onto the subject and the subject's face can be seen. You will have to work with the light and often you will have to add in several lights to get the facial features to all show. Work with your camera to see what it sees and how the light looks through the camera. It will take several minutes to get the portrait to come out correctly. Place the li...

How To: Improve your bike's night visibility

In some places, it's illegal to ride your bike at night without lights or reflectors, so if you plan on going for a joyride on your street bike, then you need to be prepared to share the road with vehicles and be seen. Appropriate gear and lighting are essential for safety when riding a bike at night.

How To: Install LED lights on your XBox 360 console

Installing colored LED lights in the cases of various electronic devices is nothing new. People have been doing it to PC cases for years. THe XBox 360's massive size and power make it a particularly tempting target. This two-part video will teach you how to put some LED lights in the case of your XBox 360 console, making it look very much cooler. Impress your fellow gamers with this easy mod!

How To: Find light photons with LEDs & photosensitive paper

In this video Dr. Carlson demonstrates the properties of light. Light is like a wave and it is also like a particle, which means that it comes in small packets. To demonstrate how we know that light behaves like packets of energy, he uses LED’s in different colors and a sheet of phosphorescent paper. When light with a high enough energy shines on the paper it will cause the paper to glow.

How To: Make a cheap studio light with soft box for under $20

This video shows how to make a studio softbox light for under 20 dollars. It is made with items found around the home or easily acquired. The author takes us through the process in a step by step manner. It starts with a cheap camera tripod upon which a plastic electrical outlet strip is attached using either a screw or strong plastic adhesive. An electrical plug with a light socket attachment is plugged into the strip to allow the light to be attached. A small cooler with a hole cut in the b...

How To: Style a yamadori bonsai

This step-by-step tutorial will teach you the correct way make a Light-Saber effect using Paint.net.In this video, you will learn how to gather the Light-Saber image, paste the image into Paint.net, choose the preferred color for the Light-Saber, and other special effects such as: sizing your Light-Saber, 'blurring' your Light-Saber, and learning the correct way to save your project.Your first step is to right click on the Light-Saber image and click 'Copy'. Next, you open Paint.net. Then you...

How To: Use a Polaris incident light meter

In this Fine Art video tutorial you will learn how to use a Polaris incident light meter. The meter has a power, mode, ISO control and a multi flash exposure buttons. On the side you have the up / down and the trigger buttons. Power on the light meter. Select the mode, say ambient light and then set the ISO by pressing the ISO button and the up/down button. Now using only the up/down button, set the shutter speed. Then place the meter under your chin to meter the light on your face. Press the...

How To: Tune your ukulele for beginners

Here is a lady tuning her ukulele with a Korg tuner that she has picked up at her local music shop. Turn on the tuner and you will notice that the lights come on. The green light is going to let you know when the note is in tune and each one of the red colors will let you know which way you are out of tune. The notes on the ukulele are from lowest to highest are, ‘A, E, C, G.’ When the red light shows on the left side of the green then it is flat so you should tune up. If the red light shows ...

How To: Install foam gaskets under light switch plates

To install foam gaskets under light switch plates and outlet covers you will need a screwdriver. Installing foam gaskets under light switch plates or outlet covers on an outer wall is a great way to stop air leaks in your home. First, use your screwdriver to remove the light switch plate cover. Install the foam gasket by placing it over the light switch. Next, replace the light switch plate. Return the screws to their original positions and tighten the screws with your screwdriver. Follow the...

How To: Operate headlights manually on a 2010 Toyota 4Runner

This video shows you how easy it is to operate the headlights manually on a 2010 Toyota 4Runner. On the end of the directional lever is the control knob to your exterior lights. When the white hash mark is pointing at "O" the lights are off. In the DRL position when the engine is running and the parking brake is released, the amber lights next to the fog lights come on to make it easy for other drivers to see you during the day. The next position rotated upwards is the parking lights. Rotatin...

How To: Set a custom white balance on the Canon 5D Mark II

Most DSLR's like the Canon 5D Mark II come with pre-programmed white balance settings: daylight, cloudy, tungsten, fluorescent. But what do you do when you're in a mixed lighting situation and you want to balance between exterior daylight and interior tungsten light? If you set it to daylight, your tungsten light will be too orange. If you set it to tungsten, your exterior light will be too blue. The solution: set a custom white balance to balance the disparate lighting situations.

How To: Prevent insect damage when drying lumber

Shopsmith Academy shows you how to prevent insect damage when drying lumber. Preventing insect damage and infestation is essential to producing quality lumber. Apply this lesson to your next woodworking project. Watch this video for great guidelines to ensure the best dry lumber. Search Shopsmith Academy on WonderHowTo for more woodworking videos.

How To: Use the KAM LED Swingfire sound to light unit

Want to mix and scratch like a professional DJ? To be a good DJ you need to understand the concepts of mixing tracks, adding cool effects, and of course you need a good sense of rhythm to line up the beats. This how to video explains how you can use the KAM LED Swingfire sound to light unit. This demonstration shows you how to optimize its performance. With 63 LED's, 7 lenses, and sound to light, watch the beams of light as the instructor controls the lights with some funky music. Watch this ...

How To: Prevent shin splints during cardio

Shin splints are painful and can hamper an exercise routine. Learn how to prevent shin splints during cardio in this exercise tutorial. When doing cardio you should avoid heavy impact on hard surfaces, use good cushion and support in shoes, and take duck walks to strengthen muscles. With this hwo to video you can prevent shin splints during your cardio workout.

How To: Prevent injury when running

Check out this instructional cross country video that shows you how to prevent injury when running. Learn the right way to treat potential injuries so that you can run more efficiently. Running is a physically demanding activity, so it is important to recognize when your body is in pain. Learn a few tips from this cross country tutorial video and prevent serious injury when running.

How To: Begin drawing using direct light

How do you draw an object to look three dimensional? After blocking out the silhouette of a form, you can begin to render it's three dimensional qualities. An easy way to begin giving an object sculptural form is to think about where the light is coming from. Note the lightest points and the darkest points on your object to begin creating shading and contrast. Watch this three part instructional drawing video to begin drawing using direct lighting.

How To: Build a laser effects light show

A laser light show is possible to replicate with the diffraction grating effect. Different laser effects can be created using a variety of materials: small motors and diffraction grating pieces, and mirrors. It's possible to create searchlights, crystal balls, spring patterns, a Galvanometer effect, and a spider web. Watch this video circuitry tutorial series and learn how to replicate professional laser show techniques for recreational use at home, or as an accompaniment to music or any pseu...

How To: Eat to prevent cancer

You don't need supplements to prevent cancer, look to the food you eat every day to pack in all the healthy nutrients you need. You will need berries, spices, sources of isothiocyanate, watercress, green tea, sources of folate, Brazil nuts, omega-3-rich fish, garlic, Asian mushrooms, apples, and flaxseed. Watch this video nutrition tutorial and learn how to prevent cancer just through a good diet.

How To: Use a light meter for your photo camera

This cinematography tutorial video provides the basics of working with a photographic light meter as well as how to read the meter. A light and flash meter is nothing expensive. All you need is something that will measure the light and your flash. Most light meters are relatively the same. Metering is a relatively simple process. Just key in the ISO, key in the shuttle speed, push the button, and it gives you the f-stop to use on your professional photo camera.

How To: Change light bulbs in your automobile

There are dozens of light bulbs on your vehicle, illuminating everything to the road in front to the license plate in the rear, and for all of the modern technologies given us, most automotive bulbs are essentially the same as on out grandfather's car. So, it's no wonder why burnt out auto light bulbs are the number one cause of lighting failure.

How To: Use Rembrandt lighting for images in Photoshop

This Photoshop video series is going to explain how to create a chiaroscuro lighting effect on an image. This art form was made famous by the Italian artist Rembrandt. Part one covers the origin of terms and how to create chiaroscuro dramatic lighting. Part two has instructions for downloading the image, and some very basic workspace and preferences instructions for beginners. Part three covers Duplicate Image, File Info, File Size, Eyedropper Sample, Doc Status Bar, Panels/Palettes. Part fou...

How To: Light a Cigarette with an Empty Lighter

Need a smoke, but no one has any matches and your lighter is fresh out of fuel? This how-to video has got a cool trick you can perform to light your cigarette if you ever run out of lighter fluid. Despite the lighter being out of gas, you can still make a fire to light your cig. All you need is the lighter and a sheet of toilet paper.

How To: Turn an Old Scanner into a Keyboard Light

Do-it-yourselfer Kipkay salvaged parts from an old parallel port scanner and made a flexible, super-bright light in this how-to video. The modification is done by extracting the lamp and running it through clear tubing. He mounted the new lamp above his keyboard for night typing. Watch this video tutorial and learn how to turn an old scanner into a keyboard light.

How To: Build a light table for silkscreening and photography

Josh Copp and Madeline Donahue show us how to build a light table from pine wood and plywood utilizing two fluorescent light fixtures as the light source inside the box. The frame of the box is fashioned out of two 1X8 planks cut into four pieces so that two sides are 30 inches and two sides are 22 3/8 inches. The base of the box is made of plywood or OSB and is 30X22 3/8. Once the pieces are cut and assembled using a pocket hole jig and wood screws, the inside of the box is painted with whit...

How To: Assemble a DayFlo-FX 3204 Softbox

This video is a tutorial on how to assemble a DayFlo-FX 3204 Softbox. The instructor begins the video by showing what the DayFlo case looks like before assembly. The first part installed are the diffuser panels, it is also noted that you must remove the protective film from the front panel. The instructor notes that there are holes drilled into each side of the fixture. The next step is to insert the fat tipped ends of the rod into the corner holes and install the rods into the top two corner...

How To: Install lighting under kitchen cabinets with Lowe's

In this installment of the Lowe's home improvement series, host, Mike Kraft, one of Lowe's home improvement experts, demonstrates how to install lighting under your kitchen cabinets to make navigating your counter top easier. Mike lists all the necessary tools and materials you will need to complete this do-it-yourself at home project. You will learn tips and tricks for hanging the light fixtures, as well as how to run the wiring, so that the wires remain hidden from plain view.

News: Apple Just Released iOS 13.1 for iPhone, Includes ETA for Maps, Shortcut Automations & More

If you're still working your way through the hundreds of features and changes that iOS 13 brings to your iPhone, you might be a bit surprised to learn that your device is now out of date. While Apple only dropped the big update for iPhones on Thursday, Sept. 19, the company has already released its successor. All iOS 13-compatible iPhones can now update to iOS 13.1, out today, Tuesday, Sept. 24.