原帖由 lkljason 於 2008-3-5 14:11 發表 http://www.post76.com/discuss/images/common/back.gif
A16唔係已經係啦咩？
Yes... f/2.8恆定光圈but, it's only 17-50mm not 18-200mm
原帖由 ronaldlaw 於 2008-3-5 14:14 發表 http://www.post76.com/discuss/images/common/back.gif
Yes... f/2.8恆定光圈but, it's only 17-50mm not 18-200mm
咁18-200mm同18-250mm f/3.5果兩支係咪都係恆定光圈呢？
[ 本帖最後由 lkljason 於 2008-3-5 14:20 編輯 ]
原帖由 lkljason 於 2008-3-5 14:19 發表 http://www.post76.com/discuss/images/common/back.gif
咁18-200mm同18-250mm f/3.5果兩支係咪都係恆定光圈呢？
佢一寫 F/3.5-6.3 即係 250mm時, 最大光圈都係得 f/6.3 :o
原帖由 lkljason 於 2008-3-5 14:19 發表 http://www.post76.com/discuss/images/common/back.gif
咁18-200mm同18-250mm f/3.5果兩支係咪都係恆定光圈呢？
No... it's f3.5-5.6
Seems really need gathering for jj.....Mattew have to attend and let him try your 18-200 vr lens....
原帖由 ronaldlaw 於 2008-3-5 14:21 發表 http://www.post76.com/discuss/images/common/back.gif
No... it's f3.5-5.6
Seems really need gathering for jj.....Mattew have to attend and let him try your 18-200 vr lens....
明白了！如果光圈標明是由幾多至幾多，那款已經不能叫恆定光圈了，當焦距越zoom得近，光圈亦回隨住變小，right?
原帖由 lkljason 於 2008-3-5 14:27 發表 http://www.post76.com/discuss/images/common/back.gif
明白了！如果光圈標明是由幾多至幾多，那款已經不能叫恆定光圈了，當焦距越zoom得近，光圈亦回隨住變小，right?
係.................
試左支18-200 先啦 Smilies010 Smilies010 Smilies010 Smilies010 Smilies010
原帖由 matthew 於 2008-3-5 14:35 發表 http://www.post76.com/discuss/images/common/back.gif
係.................
試左支18-200 先啦 Smilies010 Smilies010 Smilies010 Smilies010 Smilies010
你指T字頭定N字頭果支先？Smilies010 Smilies010 Smilies010
原帖由 lkljason 於 2008-3-5 14:43 發表 http://www.post76.com/discuss/images/common/back.gif
你指T字頭定N字頭果支先？Smilies010 Smilies010 Smilies010
佢果枝係n字頭. :lol
原帖由 radhk 於 2008-3-5 14:55 發表 http://www.post76.com/discuss/images/common/back.gif
佢果枝係n字頭. :lol
成5千蚊真係要考慮o下勒！Smilies007
原帖由 lkljason 於 2008-3-5 15:01 發表 http://www.post76.com/discuss/images/common/back.gif
成5千蚊真係要考慮o下勒！Smilies007
5k is really good price....
this lens was selling over 6.8k previously.....
