Tamron SP AF 17-50 F2.8 XR Di II LD Aspherical A016

prod. code:

A016

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coverage:

APS-C

production: Current

max. aperture:

2.8

D type lens: Yes

min. aperture:

32

lens ID: 255

focal range:

17 - 50 mm

overall ratings: 4.43 

sharpness rating: 4.63

color rating: 4.52

build rating: 4.22

distortion rating: 4.20

flare control: 4.57

total: 148 reviews

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449 USD

459 USD

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elements/group:

16/13

angle of view:

78°45'-31°11' (1.55x)

aperture blades:

7, circular

minimum focus distance:

270 mm

filter rotate when focusing:

No

filter rotate when zooming:

No

max. magnification:

1:4.5 (50mm)

focus design:

min. length:

81.7 mm

max. length:

mm

filter diameter:

67 mm

hood:

Flower-shaped

weight:

434 g

color:

Black

standard accessories: Lens hood

official webpage

web reviews and tests:

http://www.bobatkins.com/photography/reviews/tamron_17-50_review.html

http://www.ephotozine.com/equipment/tests/testdetail.cfm?test_id=472

http://www.photo.net/equipment/tamron/17_50_Di/index.html

http://www.slrgear.com/reviews/showproduct.php/product/355/cat/23

http://www.photoreview.com.au/reviews/cameraaccessories/tamron-sp-af-1750mm-f28-xr-di-ii-ld-aspheri ...

http://www.popphoto.com/cameralenses/4640/lens-test-tamron-17-50mm-f28-xr-di-ii-af.html

http://bythom.com/1750lens.htm

http://www.photozone.de/Reviews/Canon%20EOS%20Lens%20Tests/45-canon-eos-aps-c/289-tamron-af-17-50mm ...

http://www.photozone.de/Reviews/46-nikon--nikkor-aps-c/290-tamron-af-17-50mm-f28-sp-xr-di-ii-ld-asp ...

http://www.photozone.de/sony-alpha-aps-c-lens-tests/386-tamron_1750_28_sony

http://kurtmunger.com/tamron_af_17_50mmid111.html

http://www.lowcost4dslr.com/tests/autofocus-lenses/31-tamron17-50review

http://www.lowcost4dslr.com/tests/lenses-match/18-35?showall=1

additional resources:

http://www.popphoto.com/article.asp?section_id=5&article_id=1861

http://www.tamron.com/news/35mm/1750di2_2006.asp

http://www.popphoto.com/photonews/2850/tamron-sp-af17-50mm-lens-wins-eisa-award.html

http://www.tamron.com/lenses/prod/assets/pdfs/popphoto_testreport17-50.pdf