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OLED question and answer

Q: What is OLED?A: OLED stands for Organic Light Emitting Diode. OLEDs are relatively simple in structure, made up of an electrically active organic material sandwiched between an anode (a electron-releasing electrode) and a cathode (an electron-receiving electrode). When an electric current runs through the system, the anode sends electrons to the...

Submitted by Bob Pank#

Published 01 August 2010

Eye to Eye: Video monitoring and displays

Given a decent stereo audio source and a pair of headphones, it is quite easy to imagine that you are actually attending a live performance. Not so with video; human eyes are much more demanding. Fortunately picture display technology is developing very quickly and along many different routes. OLEDsLED-backlit LCDs were about the best screens avail...

Submitted by Bob Pank#

Published 01 August 2010

Splitting Image

The traditional CRT monitor stack is now all but consigned to the annals of history. Not the vain claim of some clever marketing agency or the opening pitch of a sharp dressed sales rep but more the demise of a technology that is becoming less and less available. While manufacturers still have a few CRT models available in their portfolio we’ve see...

Submitted by Bob Pank#

Published 01 August 2010

12 Frequently Asked Questions About On-Camera Lighting

1. Why/when would someone use an on-camera light? The main purpose of an on-camera light is for “fill” light. Simply put, you are just trying to remove any shadows from your talent’s face to give them a nice clean natural look. If you use too much light, however, you will drown out your background and get no depth to the video. Also, in today’s’ ru...

Submitted by Dennis Lennie

Published 01 December 2009

Eye to Eye: Lighting and lighting control

In 1985 I visited the Paris HQ of France Regions 3 with Arthur Garratt, a freelance science broadcaster who worked mainly for BBC World Service. FR3 was one of the first European television networks to make full use of high-efficiency ENG and EFP. We learnt a lot and were able to offer one recommendation in return. Watching a news presentation by t...

Submitted by Dennis Lennie

Published 01 December 2009

LED lighting for image creators

Somehow I ended up on a growing number of LED Lighting equipment manufacturers e-mail mailing lists. Most of them were from China, some from the States and elsewhere. They must have thought that, as we supply broadcast, film and video lighting, that we would be interested in LED lighting. They were right. So I used to dutifully reply, asking them q...

Submitted by Dennis Lennie

Published 01 December 2009

SATIS in a day

Aware that several French distributors had pulled out of this year's SIEL & SATIS, I chunnelled to Paris on day two of the October 20-22 show with minimal expectations. The small size of the Guide de Visite (20 pages A5) added to my misgivings but the event itself proved respectably large, crowded and buzzing. Nearly 280 companies occupied stands i...

Submitted by Dennis Lennie

Published 01 December 2009

OLED vs LCD

There was a rapid change in image display technology within the last few years. Nowadays CRTs are history, flatpanels substitute them everywhere. Even in the broadcast industry. Different technologies dominate the market;Plasma - a self-lighting principle - mostly used for large screens;TFT-LCDs - a concept that always needs a backlight - most comm...

Submitted by Dennis Lennie

Published 01 September 2009

Virtual Studios

Traditionally virtual studios have been extremely expensive to equip due to the amount of technology required just to make the studio work. Besides the standard studio cameras and lighting, sophisticated additional technology is required to provide feedback from lenses, pan and tilt heads and dollies, to seamlessly synchronise foreground and backgr...

Submitted by Dennis Lennie

Published 01 November 2008

The Reflecmedia Chromaflex portable chromakey system

The use of keying a foreground image over a background image to form a composite is an established and widely used technique in film and TV production. For most cameramen this will usually involve them in shooting a subject against a coloured background, typically green or blue. Sounds simple but reality can be far from it, anecdotes abound of nigh...

Submitted by Dennis Lennie

Published 01 May 2008