on today's DSLR video skills will explore the use a variable ND filter to dial in the perfect exposure Adorama TV presents DSLR video skills with rich Harrington where you learn all about...
We are discussing LED as an optical source for high speed communication. In the last lecture, we investigated the specter characteristics of an LED, and we found that the spectral characteristic...

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In this episode of the Big Vision show, I'm going to share with you why I've been lying to you. Hi there, my name is Max Simon and welcome to the Big Vision Show. This is all about how...
Tonight I'm gonna have myself a real good time Drink Kiddush wine With Chabad, we're gonna turn it out, yea Welcome it, Lecha Dodi So Don't Stop Me Now Don't Stop Me...
<noscript> How to Access Brake Light Switch for LR3 My name is Doug, and I am going to be taking over for Jim doing these tech videos along with answering any of your tech support...
299,792,458 metres a second -- that is the speed of light, but can we actually stop it in its tracks? Firstly the speed of light is the cosmic speed limit, nothing can go faster and in fact you...
Light bulbs used to be simple: just run a bunch of electrical current through a thin wire until it heats up enough to start glowing. Bare filament electric lamps were first demonstrated around 1800 by...
NET Brand Halogen Examination Light. Examination lights are an essential tool of doctors. This halogen examination light has a 12 volt halogen bulb with a 10 degree angle of emission. The height of...
This is just showing you the importance of the STOP line that's just coming up here on the primary light. That traffic light there on the left is the primary light, just pause at the STOP...
0:00:00:21, 0:00:00:25 Go and share your light 00:25, 00:27 For all to see. 00:27 Go and share your light 00:30 For you and me. 00:32 Go and do your part 00:35 Straight from your heart 00:37 Go and...