Light Spectrum Search Results

How To: Take an infrared photograph with a DSLR camera

Infrared photos are photos that are taken in such a way that they absorb light from beyond the visual spectrum, giving your pictures a cool, surreal effect. This video will teach you everything you need to know to take them yourself. You'll learn how to determine if you have a camera that will work, get the proper filter, and take the photo. It's pretty quick and easy if you have the right equipment, and looks really, really cool.

How To: Photograph with infrared

In this video tutorial, viewers learn how to photograph with infrared. Infrared photography is photography the infrared spectrum of light, rather the visible spectrum of light. The main effect are to turn the sky darker, smooth out skin and turn foliage white. Users will need a camera that is converted into infrared. Then simply take a picture with the infrared camera and all the photos that are created by the camera will be in infrared. This video will benefit those viewers who are intereste...

How To: Fix extreme red eye in Photoshop using replace color

If you have a photograph with an extreme red eye problem, then you will have to take steps above and beyond using the built-in red eye reduction tool in Adobe Photoshop. In extreme cases, red eye will actually contain colors outside of the red spectrum of light. Since the red eye tool only works on this spectrum of light, you will have to manually fix extreme red eye by working on tools that are effective across all different wavelengths of light. The most effective tool at your disposal in t...

How To: Make a light bulb from a pickle

In this Education video tutorial you will learn how to make a light bulb from a pickle. Pickles are high in ions in the form of acids and salts. These are electrolytes and they will transfer energy through the pickle. Place a pickle on a glass plate and hook it up with an AC power cord with a nail on each end as shown in the video. You must have protective gloves on. Poke the nails on each end of the pickle and hook up the cord to the power source. The pickle will start emitting light which i...

How To: Make a cereal box spectrometer

A spectrometer is an optical instrument used to measure properties of light over a specific portion of the electromagnetic spectrum. This video will show you how to make a spectrometer out of a cereal box and a compact disc. This spectroscope is sure to amaze your kids for a nifty science project.

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: Perform the UND Aerodynamics Demonstration

UND Flight Instructor Anthony Bottini discussing in detail the UND Aerodynamics Demonstration. This maneuver is a must-watch for beginning pilots and old, grizzled aviators. The Aerodynamics Demonstration covers the full spectrum of the Fundamentals of Flight and various other flight principles that a pilot must master before being truly proficient in any aircraft.

How To: Recognize the signs of autism

As many as 6 in every 1,000 children have at least one Autism Spectrum Disorder. People with ASDs tend to have problems with social and communication skills, and have unusual ways of learning and reacting to different sensations. It is important to note that Autism is not just one disorder, but a series of disorders. Learn how to tell if your child is showing symptoms of Autism with this tutorial video.

How To: Prevent airplane seats from reclining

There just isn't enough space on airplanes for any one, even those on the shorter end of the spectrum. Top flight nightmares are usually being seated next to a screaming child, a person of large girth, or behind that jerk who reclines their seat for the entire flight. Most people aren't going to respond well to even polite request for courtesy, so that's when a little chair subterfuge comes in handy. Come prepared with a plastic zip tie and this simple trick. Watch this pranking tutorial and ...

How To: Use Your Smartphone to Check for Dead Batteries

We've all been there. Channel surfing lazily whilst reclining on the sofa—then all of a sudden, the remote stops working. Out of frustration, you hold the remote up higher, press the buttons harder, or maybe a even give it a good smack hoping that will fix it. Right around this time, you start to wonder if your trusty old remote has finally called it quits or if it's just a dead battery.

How To: Apply four styles of lighting

This video tutorial will show you how to apply four styles of lighting. This video teaches you how to apply four styles of lighting, namely Rembrandt, Beauty, Cameo and filling in from the Key Side. You will learn about high contrast lighting schemes, dealing with the amount of contrast used to highlight a person's face, as well as spotlight effects, and how these tend to draw the viewer into the scene. You will be shown how the Rembrandt Lighting setup contains three steps, namely taking a K...

How To: Discover the Hidden Colors in Everyday Objects with This DIY Video Spectrometer

A spectrometer is a device that splits light into all of the different colors it's composed of that can't be seen with the naked eye. It does this by using a prism to refract or bend the light. Jeffrey Warren over at Public Labs created a tutorial showing how you can make your own video spectrometer and create spectra like the one pictured below. Any guesses as to what the subject is? Believe it or not, that's what whipped cream looks like when viewed through a spectrometer. You can do this w...

How To: Use 3 point lighting

This lighting tutorial video explains the basics of lighting a scene using the 3 point lighting scheme with a Lowell light kit and various essential equipment. Using the back light, the fill and key light, three point lighting will produce a properly lit subject. This video is great for lighting designers and cinematographers alike.

How To: Properly light a green screen and create the illusion

Ever wonder how to create movie magic right in your own home? This video shows you step by step everything you need to know and do to create the green screen effect, from properly setting up your green screen, to lighting it, as well as your subjects for a successful effect. Filled with tips and instructions this is a great video to watch for filmmakers, and special effects artist of all kinds.

How To: Solve outdoor lighting problems

Installing security lights outside of your home can make for a great addition, but they also create new problems with regards to maintenance and cleaning. Having lights outside exposes them to all of the elements that mother nature can throw at them. This video will show not only how to install security lights, it will also show the proper measures to take so they will keep working with minimal maintenance and care.

How To: Use 3 point lighting to light your videos like pros

Three point lighting is the key to MAKING videos look professional. Tom Skowronski, the associate editor of Videomaker, guides us through the process of three point lighting. Three point lighting involves the use of three types of light to create a professional appearance when video taping. First, a key light is used to provide bright illumination of the subject. Then, a fill light cleans up the dark areas on the face. Lastly, a backlight fills serves to separate the subject from the background.

How To: Use a light meter to properly light a digital film

A light meter can prove to be an invaluable tool on any film set, allowing you to quickly and efficiently set lights and know the correct exposure values of those lights. Light meters were initially designed for still photographers and cinematographers can easily calibrate them to a given film stock speed for shooting film. But what about today’s digital cinematographer? I’m glad you asked. In this video tutorial you'll see how you can use a light meter to quickly and efficiently light a scen...

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