[ivan97170]

請問禁多位大佬:

如題.....any comment?

i am now using 75-300 III usm
吾該哂先~

[madxngai]

200mm 與 300mm 相差的 100mm 對你而言是否很重要？若果是相當重要，就買75-300 is，如果不重要，建議你買 70-200 4L，一支二手就 ok 了！另外，那支75-300 is 對焦相當慢！

[ivan97170]

thx,madxngai~

but i may buy a new as my friend just bought a lens at wing shxng ,he doesnt like it after shoot many times, i will add money base on his lens.

i also know second hand is worthy... :(