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Lighting series


So far in this series, I have stressed some of my own preferences for good portrait lighting; using Fresnel lamps for key lights to enable accurate barn dooring, minimum spill light and an even ‘field’ of light. Open faced lamps, whilst cheaper, do not give the same control of light, they give rise to double shadows and are also prone to bubble fai...

Submitted by Dennis Lennie
Published 01 October 2009

Converting for displays


Behind every great display there’s a great converter. Ever since television started to go digital in studios and post production, the number of digital formats has grown. For a while the television standards bodies got a grip and succeeded in pulling nearly everyone along the ‘SDI’ track; now itself expanded to HD-SDI and 3G-SDI – carrying a multit...

Submitted by Dennis Lennie
Published 01 September 2009

Eye to eye Picture displays and multiviewers 2009


The transition from cathode-ray tubes to flat-panel display devices for broadcast picture monitoring was a long time coming but is now almost complete. Grade 1 CRTs from suppliers such as Ikegami and Sony are still purchased in small numbers for monitoring in quality-conscious playout centres and post-production houses. For every other broadcast ap...

Submitted by Dennis Lennie
Published 01 September 2009

How to choose a broadcast display


How to choose a broadcast display…10 years ago, buying a CRT monitor was simply a case of buying the latest version of your facilities favourite brand in either Grade I or II. The advent of the LCD, HD and the demise of the CRT means we have now to try and decipher all the marketing jargon to work out which display best fits our needs. To help de-m...

Submitted by Dennis Lennie
Published 01 September 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

JVC introduces new Final Cut Pro 6


Victor Company of Japan, Ltd. (JVC) further expands its ProHD camcorder line-up by introducing two professional solid state camcorders, the industry's first to store files in the native QuickTime format for Apple's Final Cut Pro™ onto reliable and inexpensive SDHC media cards. The compact hand-held GY-HM100 3-CCD camcorder is introduced in January...

Submitted by Bob Pank#
Published 01 April 2009

Ask the Experts with True Lens Services


Why should I have a lens serviced?A camera lens is not actually a sealed unit, though it may look as though it is. When you pull focus or zoom the lens, cells of glass within it start to move which results in pressure being created on one side of the cell and a partial vacuum on the other. This vacuum will suck in the surrounding air and any airbor...

Submitted by Dennis Lennie
Published 01 April 2009

How lenses are made...in Leicester!


How lenses are made...in Leicester!A tour of the factory is a wonderful insight into the production of these instruments. We start with the raw material. With over 100 types of glass to choose from Cooke select a pre moulding depending on the lens model. GrindingWe move into the main building now and are greeted by the industrial sound of machines...

Submitted by Dennis Lennie
Published 01 April 2009

Filters for HD Cinematography


The availability of low-cost HD camcorders with film-style tools, like 24 frame-per-second imaging and quality lenses, has put filmmaking capability in the hands of many. To achieve a film-style look, a director of photography can add a compliment of optical filters. Such filters can not only make color and other corrections to the image as it is s...

Submitted by Dennis Lennie
Published 01 April 2009

Red One Hit or Myth


So – after having arrived a year ago to these shores the Red is starting to settle into everyday living here in the UK. Possibly being American and designed by an iconic trendy sunglasses designer, we shouldn’t be surprised by its many foibles. The Red started life in the UK as whispered conversations about a piece of equipment being developed that...

Submitted by Dennis Lennie
Published 01 April 2009

Fibre Optics......the past, present and future


Although there were some discoveries in the late 19th century that were related to light and its propagation though a medium, it was not until the latter half of the 20th century when technological breakthroughs occurred which has led to modern day fibre optics. It was the development of the Fiberscope during the 1950’s, becoming the first image-tr...

Submitted by Dennis Lennie
Published 01 March 2009

Everything you ever wanted to know about TV lighting Part...


Back in time in the days of monochrome TV, portrait lighting was used to try and compensate for the lack of colour in those days of flickering 405 line pictures on tiny screens. The other consideration was to compensate for the lack of depth; the missing dimension from our TV screens. When colour TV came along in the 1960’s, pictures looked more re...

Submitted by Dennis Lennie
Published 01 January 2009

Lighting and Grip.


Lighting and Grip are often spoken as if they are one item, inseparable and complete. However the clue is in the phrase lighting AND grip. So let’s start by separating them. Lighting covers the instruments that provide the light. Grip covers the instruments we use to hold and control the light. LightingThere is a huge range of lights, luminaires, p...

Submitted by Dennis Lennie
Published 01 January 2009

Is it cool to use cool lighting


Is it cool to use cool ?The term ‘cold lighting’ is used within the film & TV lighting industry as a generic term for energy efficient, Fluorescent, LED, and Plasma (panel) lighting sources which emit little or no radiant heat. HistoryThe technology is not so new; Evidence exists of neon lighting being used on a film set in Teddington Studios Engla...

Submitted by Dennis Lennie
Published 01 August 2008

Everything you ever wanted to know about lighting Part 1


Anyone starting on the long and winding road of lighting might well be baffled at the number of very different approaches that he or she might find in books and articles. I certainly did, and that was probably because my training in Television had been engineering based, where the very nature of engineering provides specific answers to specific pro...

Submitted by Dennis Lennie
Published 01 August 2008