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500 cat vs 500 canon L test
interesting test comparing tamron 500 cat vs canon 500 L
http://www.photo.net/learn/optics/mirrors/
http://www.photo.net/learn/optics/mirrors/
Latitude: 37° 52'South
Longitude: 145° 08'East
Canon 20d,EFS-60mm Macro,Canon 85mm/1.8. Pentax Spotmatic SP,Pentax Super Takumars 50/1.4 &135/3.5,Pentax Super-Multi-Coated Takumars 200/4 ,300/4,400/5.6,Sigma 600/8.
Longitude: 145° 08'East
Canon 20d,EFS-60mm Macro,Canon 85mm/1.8. Pentax Spotmatic SP,Pentax Super Takumars 50/1.4 &135/3.5,Pentax Super-Multi-Coated Takumars 200/4 ,300/4,400/5.6,Sigma 600/8.
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