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Nikon Nikkor 400mm f2.8 and 800mm f5.6 AIS ... a modern view ( w Nikon D800 and D850)
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<blockquote data-quote="crycocyon" data-source="post: 738474" data-attributes="member: 13076"><p>Here's a quick rundown of basic specs (and for curiosity comparing them to the Sigma 800mm and 300-800mm):</p><p></p><p><strong>Nikon 400mm f2.8 AI-S</strong></p><p>5,150g or 11.35 lbs</p><p>163mm wide x 378.5mm long</p><p>8 elements in 6 groups with 1st and 2nd elements being ED glass</p><p>min focus 13.1 ft</p><p></p><p><strong>Nikon 800mm f5.6 AI-S</strong></p><p>5,400g or 11.9 lbs</p><p>163mm wide x 546mm long</p><p>8 elements in 6 groups with 3 ED elements</p><p>min focus 26.2 ft</p><p></p><p><strong>Sigma 800mm f5.6 Apo EX DG HSM</strong></p><p>4,900g or 10.80 lbs</p><p>157mm wide x 521mm long</p><p>12 elements in 9 groups with 2 ELD elements</p><p>min focus 23 ft</p><p></p><p><strong>Sigma 300-800mm f5.6 Apo EX DG HSM</strong></p><p>5,880g or 12.96 lbs</p><p>157mm wide x 544mm long</p><p>18 elements in 16 groups with 2 SLD elements</p><p>min focus 19.7 ft</p></blockquote><p></p>
[QUOTE="crycocyon, post: 738474, member: 13076"] Here's a quick rundown of basic specs (and for curiosity comparing them to the Sigma 800mm and 300-800mm): [B]Nikon 400mm f2.8 AI-S[/B] 5,150g or 11.35 lbs 163mm wide x 378.5mm long 8 elements in 6 groups with 1st and 2nd elements being ED glass min focus 13.1 ft [B]Nikon 800mm f5.6 AI-S[/B] 5,400g or 11.9 lbs 163mm wide x 546mm long 8 elements in 6 groups with 3 ED elements min focus 26.2 ft [B]Sigma 800mm f5.6 Apo EX DG HSM[/B] 4,900g or 10.80 lbs 157mm wide x 521mm long 12 elements in 9 groups with 2 ELD elements min focus 23 ft [B]Sigma 300-800mm f5.6 Apo EX DG HSM[/B] 5,880g or 12.96 lbs 157mm wide x 544mm long 18 elements in 16 groups with 2 SLD elements min focus 19.7 ft [/QUOTE]
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Nikon Nikkor 400mm f2.8 and 800mm f5.6 AIS ... a modern view ( w Nikon D800 and D850)
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