| Comparison Photo # 1 | 
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    Photo_4669Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4764 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
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       F2.8  1/500  100   50mm.        | 
	
    
       F4.0  1/200 100   50mm.  	 | 
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| Photo by Sinan Ozturk | 
	Photo by Sinan Ozturk | 
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| 100% (1:1) Crop Samples | |||||||||||||||||||
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| Display crops in Black & White | |||||||||||||||||||
| EXIF | |||||||||||||||||||
| Comparison Photo # 2 | 
| 
     
    Photo_4670Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4764 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
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       F3.5  1/250  100   50mm.        | 
	
    
       F4.0  1/200 100   50mm.  	 | 
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| 100% (1:1) Crop Samples | |||||||||||||||||||
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  | 
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| Display crops in Black & White | |||||||||||||||||||
| EXIF | |||||||||||||||||||
| Comparison Photo # 3 | 
| 
     
    Photo_4671Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4764 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|||||||||||||||||
       F4.0  1/200  100   50mm.        | 
	
    
       F4.0  1/200 100   50mm.  	 | 
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| 100% (1:1) Crop Samples | |||||||||||||||||||
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  | 
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| Display crops in Black & White | |||||||||||||||||||
| EXIF | |||||||||||||||||||
| Comparison Photo # 4 | 
| 
     
    Photo_4672Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4765 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|
       F4.5  1/160  100   50mm.        | 
	
    
       F4.5  1/160 100   50mm.  	 | 
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| 100% (1:1) Crop Samples | |||
Login or Register to display 4 crops from Tamron 17-50 F/2.8 F/4.5 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/4.5 for locations  Center, Border (Left), Corner (Bottom Right), Around Center  | 
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| EXIF | |||
| Comparison Photo # 5 | 
| 
     
    Photo_4673Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4766 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|
       F5.0  1/125  100   50mm.        | 
	
    
       F5.0  1/125 100   50mm.  	 | 
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| 100% (1:1) Crop Samples | |||
Login or Register to display 4 crops from Tamron 17-50 F/2.8 F/5.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/5.0 for locations  Center, Border (Left), Corner (Bottom Right), Around Center  | 
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| EXIF | |||
| Comparison Photo # 6 | 
| 
     
    Photo_4674Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4767 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|
       F5.6  1/100  100   50mm.        | 
	
    
       F5.6  1/100 100   50mm.  	 | 
||
| 100% (1:1) Crop Samples | |||
Login or Register to display 4 crops from Tamron 17-50 F/2.8 F/5.6 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/5.6 for locations  Center, Border (Left), Corner (Bottom Right), Around Center  | 
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| EXIF | |||
| Comparison Photo # 7 | 
| 
     
    Photo_4675Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4768 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|
       F6.3  1/80  100   50mm.        | 
	
    
       F6.3  1/80 100   50mm.  	 | 
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| 100% (1:1) Crop Samples | |||
Login or Register to display 4 crops from Tamron 17-50 F/2.8 F/6.3 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/6.3 for locations  Center, Border (Left), Corner (Bottom Right), Around Center  | 
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| EXIF | |||
| Comparison Photo # 8 | 
| 
     
    Photo_4676Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4771 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|
       F7.1  1/60  100   50mm.        | 
	
    
       F7.1  1/60 100   50mm.  	 | 
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| 100% (1:1) Crop Samples | |||
Login or Register to display 4 crops from Tamron 17-50 F/2.8 F/7.1 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/7.1 for locations  Center, Border (Left), Corner (Bottom Right), Around Center  | 
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| EXIF | |||
| Comparison Photo # 9 | 
| 
     
    Photo_4677Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4772 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|
       F8.0  1/50  100   50mm.        | 
	
    
       F8.0  1/50 100   50mm.  	 | 
||
| 100% (1:1) Crop Samples | |||
Login or Register to display 4 crops from Tamron 17-50 F/2.8 F/8.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/8.0 for locations  Center, Border (Left), Corner (Bottom Right), Around Center  | 
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| EXIF | |||
| Comparison Photo # 10 | 
| 
     
    Photo_4678Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4773 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|
       F9.0  1/40  100   50mm.        | 
	
    
       F9.0  1/40 100   50mm.  	 | 
||
| 100% (1:1) Crop Samples | |||
Login or Register to display 4 crops from Tamron 17-50 F/2.8 F/9.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/9.0 for locations  Center, Border (Left), Corner (Bottom Right), Around Center  | 
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| EXIF | |||
| Comparison Photo # 11 | 
| 
     
    Photo_4679Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4774 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|
       F10.0  1/30  100   50mm.        | 
	
    
       F10.0  1/30 100   50mm.  	 | 
||
| 100% (1:1) Crop Samples | |||
Login or Register to display 4 crops from Tamron 17-50 F/2.8 F/10.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/10.0 for locations  Center, Border (Left), Corner (Bottom Right), Around Center  | 
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| EXIF | |||
| Comparison Photo # 12 | 
| 
     
    Photo_4680Tamron 17-50 F/2.8            | 
	
    against 
     | 
	
     
    Photo_4775 Sigma 17-70 F/2.8-4 DS Macro HSM           | 
|
       F11.0  1/25  100   50mm.        | 
	
    
       F11.0  1/25 100   50mm.  	 | 
||
| 100% (1:1) Crop Samples | |||
Login or Register to display 4 crops from Tamron 17-50 F/2.8 F/11.0 vs. Sigma 17-70 F/2.8-4 DS Macro HSM F/11.0 for locations  Center, Border (Left), Corner (Bottom Right), Around Center  | 
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| EXIF | |||
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