What are those lenses with a focal length of 1200mm+ used for? Just for curiosity sake...
If they are used as telescopes, it's definitely not those used for astrophotography.telescopes
If they are used as telescopes, it's definitely not those used for astrophotography.
Shoot your sexy neighbour in the next block 50m away. :devil:
Add one more reason to the mix: paparazzi.
for landscapes and portraits. sometimes used for food photography too.
Like shooting the food on the dining table of the neighbour 2 blocks away? ;p
:think: wah idea siah! Lets see how many 25mm tubes you need to stack to get 1:1.. 2f=2000mm, 2000/25=80!! Wah! you need 80 tubes and you need to stand 4m away to shoot it!!nononono. you add on a stack of macro tubes and close-up filters. :bsmilie:
:think: wah idea siah! Lets see how many 25mm tubes you need to stack to get 1:1.. 2f=2000mm, 2000/25=80!! Wah! you need 80 tubes and you need to stand 4m away to shoot it!!