Sigma 70-210 f/3.5-4.5 AF APO Macro Lens???

Hello everyone, I have not been able to find any information on this lens on the internet. Does anyhone have any personal experience with this lens? Maybe some sample photos to look at? How about an estimated value on the used market? Thanks in advance for any help!

Sigma 70-210 f/3.5-4.5 AF APO Macro Lens???

Hello everyone, I have not been able to find any information on this lens on the internet. Does anyhone have any personal experience with this lens? Maybe some sample photos to look at? How about an estimated value on the used market? Thanks in advance for any help!