Tamron 90mm f/2.8 AF SP Di Macro 1:1

10 elements in 9 groups
Angle of View: 27°
Diaphragm Blade Number: 9
Minimum Focus: 11.4in.(0.29m)
Macro Mag. Ratio 1:1
Filter Diameter: ø55
Weight: 405g (14.3oz)
Diameter x Length: ø2.8 x 3.8in. (ø71.5 x 97mm)
Mount: Canon, Minolta-D, Nikon-D, Pentax

LEGEND

AF	Auto Focus
DI	Digitally Integrated Design
SP	Super Performance Series Lens

Comparison

by Richard Harris (with Canon EF 100mm f/2.8 Macro USM)
http://photo.net/equipment/canon/can-tam-macro/

by Dr. Horst Kretzschmar
http://orchideen-kartierung.de/Macro100E.html

Reviews

Nikonians
http://www.nikonians.org/html/resources/non-nikon_articles/tamron
/90_macro/index.html

by PhotoZone (tested on Canon EOS 350D)
http://photozone.de/8Reviews/lenses/tamron_200500_563/index.htm

by Riccardo Polini
http://xoomer.virgilio.it/ripolini/90Tamron.htm