sigma vs pentax
Sigma 70-200mm : faster aperture, faster focus, very good IQ, takes the SIgma 1.4x TC very well and is pretty good with the 2x.
I am using the MKI APO EX Sigma, I believe the HSM versions are not quite as sharp and the converters do not work correctly with them.
AF - Pentax K5, Sigma 10-20/4-5.6, Tamron 17-50/2.8, Sigma 30/1.4, Sigma 70-200/2.8, Tamron 70-300/4-5.6
MF - Vivitar CF 28/2.8, Tamron AD2 90/2.5, MTO 1000/11
Stuff - Metz 58 AF1, Cactus v4, Nikon SB24, Raynox 150, Sigma 1.4x TC, Sigma 2x TC, Kenko 2x macro TC, Redsnapper 283 tripod, iMac 27”, Macbook Pro 17”, iPad, iPhone 3G
Flickr • Fluidr • PPG • Street • Portfolio site
Feel free to edit any of my posted photos! If I post a photo for critique, I want brutal honesty. If you don't like it, please say so and tell me why!
F50 1.7. SMC-FAs 24, 35, 50 1.4, 85, 135. HD-FA15-30, DFA24-70, D-FA*70-200. The SMC-FA Limited Trinity.
Metz 45 CL-4, AF500FTZ. AF540FGZ.
Some Mamiya and some Nikon, and a Canon T70.
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66 posts
17 years
FIGUEIRA da FOZ PORTUGAL
I want to buy a new lense for mi pentax , and i´m indeci between in sigma 70-200mm f2,8 or pentax 60-250 f4, for this two lense how is the better .in the sigma we can use a teleconver for 2x , but in the pentax , don´t now about, someone knows , ...
thank you and best regards for every one,..