Amatuer MD
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Dear all,
I am looking for a telephoto zoom lens for my trip to Western Ghats in India.
I have two options to chose from.
1. Nikon Nikkor AF-S 55-300mm f/4.5-5.6G ED VR
2. Nikon Nikkor AF-S VR 70-300mm f/4.5-5.6G IF-ED
or Tamron SP 70-300mm f/4-5.6 Di VC USD Nikon-f
I don't know if I am totally right in this context, but since 55-300mm is DX lens and 70-300mm is FX lens, I'd get better / actual focal length on shorter zoom length with 55-300mm, while 70-300 mm will act as 105-450mm on my DX body. Please correct me if I am wrong.
I am inclining more towards 55-300 mm but what concerns me is its auto-focus is slower than 70-300mm. What is the difference between autofocus of 55-300 and 70-300 mm?? Does this difference in autofocus really affect the image quality?? Out of these two lens, which is sharper at longer zoom length??
Please help me to clear my confusion.
Best Regards
~ MD
I am looking for a telephoto zoom lens for my trip to Western Ghats in India.
I have two options to chose from.
1. Nikon Nikkor AF-S 55-300mm f/4.5-5.6G ED VR
2. Nikon Nikkor AF-S VR 70-300mm f/4.5-5.6G IF-ED
or Tamron SP 70-300mm f/4-5.6 Di VC USD Nikon-f
I don't know if I am totally right in this context, but since 55-300mm is DX lens and 70-300mm is FX lens, I'd get better / actual focal length on shorter zoom length with 55-300mm, while 70-300 mm will act as 105-450mm on my DX body. Please correct me if I am wrong.
I am inclining more towards 55-300 mm but what concerns me is its auto-focus is slower than 70-300mm. What is the difference between autofocus of 55-300 and 70-300 mm?? Does this difference in autofocus really affect the image quality?? Out of these two lens, which is sharper at longer zoom length??
Please help me to clear my confusion.
Best Regards
~ MD