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I | I have observed that in cemaras, special devices help to maintain focus automatically. The particular sensors involving some cams change in contrast, while others use a beam with infra-red (IR) light, specifically in low lighting. Higher specs cemaras sometimes use a blend of both devices and probably have Face Priority AF where the photographic camera can See' some sort of face while keeping focused only in that. Thank you for sharing your ideas on this blog site. |
Revision as of 05:06, 23 March 2012
I have observed that in cemaras, special devices help to maintain focus automatically. The particular sensors involving some cams change in contrast, while others use a beam with infra-red (IR) light, specifically in low lighting. Higher specs cemaras sometimes use a blend of both devices and probably have Face Priority AF where the photographic camera can See' some sort of face while keeping focused only in that. Thank you for sharing your ideas on this blog site.