Archived from groups: rec.photo.equipment.35mm,rec.photo.digital (More info?)
Bob Atkins wrote a fine review of the Tamron 28-75/2.8 Di for photo.net,
showing it to be better optically than the Canon 28-135/3.5-5.6 IS, and
equal to the 50/1.8 in most respects at 50mm.
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