i've just noticed this recentlyhow come my 50/1.4 has better quality when focusing at stuff at a distance and gets worse as i get closer to minimum focus distanceis it just the way it's optimized to be like that?EXIF data available. Clickhereto show/hide.Camera-Specific Properties:Equipment MakeNIKON CORPORATIONCamera ModelNIKON D70Camera SoftwareAdobe Photoshop CS2 MacintoshMaximum Lens Aperturef/1.4Sensing MethodOne-Chip Color AreaColor Filter Array Pattern822Focal Length (35mm Equiv)75 mmImage-Specific Properties:Image OrientationTop, Left-HandHorizontal Resolution300 dpiVertical Resolution300 dpiImage Created2008:07:15 16:13:14Exposure Time1/400 secF-Numberf/1.4Exposure ProgramAperture PriorityExposure Bias1/3 EVMetering ModeSpotLight SourceUnknownFlashNo FlashFocal Length50.00 mmColor Space InformationsRGBImage Width1024Image Height681RenderingNormalExposure ModeAutoWhite BalanceAutoScene Capture TypeStandardGain ControlNoneContrastNormalSaturationNormalSharpnessNormalSubject Distance RangeUnknown
Yes, most lenses are.
Unless it is a Macro lense.