![Need some help. Tamron 300mm f2.8: Sony Alpha SLR/SLT A-mount Talk Forum: Digital Photography Review Need some help. Tamron 300mm f2.8: Sony Alpha SLR/SLT A-mount Talk Forum: Digital Photography Review](https://i.imgur.com/hUNlRdh.jpg)
Need some help. Tamron 300mm f2.8: Sony Alpha SLR/SLT A-mount Talk Forum: Digital Photography Review
![Tamron Adaptall-2 SP LD IF - 60B 300mm F2.8 Lens Reviews - Tamron Adaptall Lenses - Pentax Lens Review Database Tamron Adaptall-2 SP LD IF - 60B 300mm F2.8 Lens Reviews - Tamron Adaptall Lenses - Pentax Lens Review Database](https://www.pentaxforums.com/userreviews/data/99/Tamron300mm_F28.jpg)
Tamron Adaptall-2 SP LD IF - 60B 300mm F2.8 Lens Reviews - Tamron Adaptall Lenses - Pentax Lens Review Database
![Tamron Adaptall-2 SP LD IF - 360B 300mm F2.8 Lens Reviews - Tamron Adaptall Lenses - Pentax Lens Review Database Tamron Adaptall-2 SP LD IF - 360B 300mm F2.8 Lens Reviews - Tamron Adaptall Lenses - Pentax Lens Review Database](https://www.pentaxforums.com/userreviews/data/99/user53487_pic123188_1554048449.jpg)
Tamron Adaptall-2 SP LD IF - 360B 300mm F2.8 Lens Reviews - Tamron Adaptall Lenses - Pentax Lens Review Database
![Tamron Adaptall-2 SP LD (107B) 300mm F2.8 Lens Reviews - Tamron Adaptall Lenses - Pentax Lens Review Database Tamron Adaptall-2 SP LD (107B) 300mm F2.8 Lens Reviews - Tamron Adaptall Lenses - Pentax Lens Review Database](https://www.pentaxforums.com/userreviews/data/99/s-l1600-4.jpg)