Search found 4 matches
- 26.10.2012 11:29
- Forum: Helicon Remote
- Topic: effective or nominal
- Replies: 8
- Views: 7184
Re: effective or nominal
Do I need a software update, do you have one?
- 02.10.2012 16:46
- Forum: Helicon Remote
- Topic: effective or nominal
- Replies: 8
- Views: 7184
Re: effective or nominal
There is a big difference between Nikon and Canon. At 1:1 Nikon shows the effective aperture of 4,8 with the AF-S 60mm(nominal it would be 2,8, the same like at infinity). And here Canon shows 2,8, but it is effectively 4,8 or 5,6. If you choose 8 with Canon, you have effective 16. If you choose 8 w...
- 01.10.2012 15:47
- Forum: Helicon Remote
- Topic: effective or nominal
- Replies: 8
- Views: 7184
Re: effective or nominal
Yes, that is right. But Nikon reports the effective aperture and Canon shows the nominal aperture. Is your calculation of the dof and the correction factor based on the effective or nominal apertures? The values of Nikon an Canon would be different.
- 29.09.2012 16:44
- Forum: Helicon Remote
- Topic: effective or nominal
- Replies: 8
- Views: 7184
effective or nominal
Is the calculation of dof based on the shown effective aperture of the Nikon AF-S 60mm or on the nominal aperture?