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Sigma & Other Third Party Lenses (3 Viewers)

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Sigma, Tokina, Tamron, Cosina and others
H
Sigma 50-500mm APO Lens (should I?)
Replies
4
Views
2K
Telecorder
Telecorder
gmax
Sigma 200-500 mmm f/2.8 on Ebay
Replies
2
Views
2K
Guidenet
Guidenet
H
Sigma 135-400 APO or Tamron 200-500???
Replies
4
Views
5K
stoop
stoop
Fowl Mouth
New Sigma "OS" lenses
2
Replies
26
Views
18K
bkrownd
bkrownd
Keith Reeder
A heads-up for prospective new Sigma buyers with a 40D
Replies
0
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1K
Keith Reeder
Keith Reeder
JTF
Sigma 50-500mm F4-6.3 Ex Dg
Replies
5
Views
2K
Lisa W
Lisa W
thrush
How can I verify that a lens is a real Sigma?
Replies
1
Views
5K
condyk
condyk
T
Tamron SP 500mm Mirror Lens
Replies
6
Views
9K
citrinella
C
H
Sigma upgrade help please
Replies
6
Views
1K
Heathy
H
Paul - Herts
Sigma 500mm f4.5 - the old non-ex dg version
Replies
2
Views
2K
Paul - Herts
Paul - Herts
T
An early test report on Sigma telephoto zooms
Replies
2
Views
4K
Telecorder
Telecorder
reptilian
sigmonster and 1.4tc
Replies
2
Views
1K
alan carr
A
B
Tamron SP 300mm 2.8 IF - Opinions?
Replies
1
Views
2K
twolf
T
P
180 macro lens
Replies
1
Views
1K
Guidenet
Guidenet
F
sigma 70-300mm f4-5.6 apo dg lens
Replies
3
Views
1K
Guidenet
Guidenet
D
True Magnification Of Sigma 120-300
Replies
3
Views
2K
Muckleandra
M
sungrebe
Telephoto question
Replies
1
Views
1K
baillieswells
B
D
Cheap Sigma Lenses
Replies
0
Views
1K
drumbatter100
D
D
2 x extender for sigma 120-300 f2.8
Replies
1
Views
2K
a.dancy
a.dancy
K-Lex
150-500 Is
Replies
8
Views
4K
Youngbirder18
Youngbirder18
Fowl Mouth
Older Sigma 400 5.6 Apo + 350D?
Replies
4
Views
2K
mike from ebbw
mike from ebbw
markyb2
Sigma 135-400mm vs Sigma AF 170-500mm
Replies
4
Views
5K
Vectis Birder
Vectis Birder
Roy C
New Siggy 200-500 f2.8
Replies
9
Views
3K
K-Lex
K-Lex
B
Is there something wrong with my lens?
Replies
1
Views
1K
JohnJos
JohnJos
N
Sigma 170-500 f5-6.3 APO on Nikon D3
Replies
2
Views
3K
mike from ebbw
mike from ebbw

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