Posted on June 19, 2008 by keeneaudiovisual
Produce Terrific Black & White Photos
From Wired How-To Wiki
Jump to: navigation, search
Slinky photo by Chris J via Flickr
Digital cameras can take beautiful monochrome shots — even today’s mid-range point-and-shoot models. But you’ll need to do more than just flip the switch to Black & White mode. Here’s our guide to taking better black and whites.
This [...]
Filed under: Lens & Optical, Tech & Tips | No Comments »
Posted on June 13, 2008 by keeneaudiovisual
Before you even try to read this I have to go over a few camera basics.
What is an F-Stop?
An f-stop is also known as the iris of the camera. It controls how much light is let into the camera body to reach the film.
What is emulsion or film speed?
The emulsion on the film is the key [...]
Filed under: Lens & Optical, Lighting, Tech & Tips, Videography | No Comments »
Posted on March 26, 2008 by keeneaudiovisual
Anticipate the fairly substantial thud made by the Keene Electronics catalogue as it lands on your doorstep. Rip away the envelope and enjoy browsing the 1000s of fully illustrated and described video accessories and other gadgets, interspersed with a multitude of hints, tips and techniques. Experience the thrill of finding exactly the product you were [...]
Filed under: 3G Mobile, AV Books, AV podcasts, Audio, Blu-Ray, CCTV, Cinematography, DRM, Data sheets, Editing, HD/DVD, Home Cinema, Home Security, Home Theatre, Lens & Optical, Lighting, Post Production, Videography, high definition video | No Comments »
Posted on March 26, 2008 by keeneaudiovisual
From mastering Videography.com
If there’s one thing I can’t stand about watching video, It’s watching video shot with a dirty lens. At the right angle to light it’s very noticeable and extremely distracting. You might have watched some of your own video and said to yourself “Geez man, look how dirty my lens was”. If you [...]
Filed under: Lens & Optical, Tech & Tips, Tutorials, Videography | No Comments »
Posted on March 18, 2008 by keeneaudiovisual
Optical lens design is the science/art of calculating the various lens construction parameters (variables) that will meet or at least approach desired performance requirements while staying within required constraint values, and any cost/schedule limitations.
Construction parameters include surface types (spherical, aspheric, holographic, diffractive, etc.), and different parameters for each surface type, such as radius of curvature, [...]
Filed under: Lens & Optical, Tech & Tips, Tutorials | No Comments »