Recent content by riverdog

The 70-300 IS is superior to the 75-300 III. From 70 to about 250 or thereabouts the IQ is quite good...towards 300 it falls off.

I owned the 100-400 5.6 and used it close to 400 most of the time so I sold it and bought the 400 5.6 which I still have 5 years later and love! Only speaking for my copies of the lenses, the 400 is much sharper than the zoom was. The AF on the 400 is lightening fast. In my 60's, I have no...

I currently shoot with a 7D body. Some years ago I bought a canon 100-400 5.6 and wasn't pleased with the results I got with it when using it around 400. I found I was shooting at 380-400 all the time so I sold it and bought a 400 5.6. I still am very satisfied with that decision as this lens...

I own them both. I use the 400mm 5.6 for BIF because it has lightning fast AF and is sharper than my 300mm f4 with a 1.4x tc. The 300mm f4 with 1.4x is great for perched birds and provides a nice working distance (MFD) for insects etc. For the past 2 years I've been trying to convince myself I...

I cut up brown or green socks and put them over my longer lenses when needed.

Thanks for the warm welcome. I'm in east central Illinois. (in other words...not Chicago...downstate, farm fields, rivers etc.)

Hi, I just found this wonderful forum and look forward to finding my way around and learning to take better photos. John:wave: