Archive for the 'Tech Truths' Category

White-balancing (and escaping tornadoes!)

Wednesday, February 28th, 2007

TechTruths - White-balancing by Choon EanWhen you adjust a camera’s white-balance, you are basically telling the camera what needs to look white in whatever lighting condition you are shooting in. Everytime the camera shifts into a new lighting environment, white-balancing needs to take place, unless you intend on purpose to have a bluish flourescent or yellowish tungsten effect.

Of course, most cameras have an automatic wb system that just changes the colour channels in your camera as it moves from one lighting condition to another. Which may not necessarily be a good thing if you’re holding a video camera.

To get to what I want to share from this, I first need to relate the tornado dream I had sometime January this year.

Focus! (And don’t worry about those donkeys….)

Saturday, January 6th, 2007

TechTruths - Focus by Choon EanIt’s tempting sometimes to put your camera on autofocus. You don’t have to constantly squint into the viewfinder/LCD panel and adjust the focusing ring.

On the other hand, if you’re on manual focus, you don’t have to worry about low light making your autofocus go crazy or people passing in front of you, both ultimately blurring your subject.

Some truths sprang up from thinking about that… (more…)