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tamron 18-270mm (1 Viewer)

ibuck

Member
hi i am new to bird photography and have a question, i have a nikon d90 and the tamron 18-270mm lense and was wondering if it is worth buying a 2x converter for it or should i be looking for a bigger lenses. thanks for looking.
 
Look for a good 2nd hand lens instead, such as the Tamron 200-500 - or a new if you can afford it.

I have no experience with the 18-270, but I very much doubt that it would give you results that were just remotely usable with a 2x TC.

Thomas
 
Look for a good 2nd hand lens instead, such as the Tamron 200-500 - or a new if you can afford it.

I have no experience with the 18-270, but I very much doubt that it would give you results that were just remotely usable with a 2x TC.

Thomas

thanks for your reply will start looking or a bigger lense
 
hi i am new to bird photography and have a question, i have a nikon d90 and the tamron 18-270mm lense and was wondering if it is worth buying a 2x converter for it or should i be looking for a bigger lenses. thanks for looking.
Check to see if the latest version (the one with the long rubberised focusing ring) of Sigma's discontinued 400 mm f/5.6 APO (HSM if possible) is compatible with your Nikon. Quite often available on eBay for around £200+ (LCE would sting you £400). See:

http://www.photographyreview.com/mfr/sigma/35mm-primes/PRD_83583_3111crx.aspx

for photo.

AVOID the older versions - they are optically considerably inferior.

It won't be brilliant wide open, but stopped down to f/8 (or perhaps f/11 for the 400 mm f/5.6) it should be fine. I have it's smaller brother, the 300 mm f/4 APO mated to a Canon 350D, and can get very good results at medium range at f/8.
 
What kind of performance you looking for? The Tokina 80-400 is said to be sharp @ f8, and it's lighter and less expensive than any other 400mm lens I know of. The autofocus is not the fastest, and like most zooms, it will be just a touch sharper backed off a little (375mm?). It would certainly be far better than a TC on your Tamron. Just a thought.
 
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