ASTROMECHANICS ASCOM Canon Lens Controller Mark II Handmatig - Pagina 6
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This can be done by editing lens.txt. Click on the highlighted link.
Append new entry to the end of this file: specify lens name and enumerate all aperture values of
your lens according the simple pattern. Be careful, syntax is important!
Note: For zoom lenses with a different range of aperture values at different focus values
(Canon EF-S
18-55
f/3.5-5.6) set the range for the planned for use focal length. For example:
at
18 mm
f/3.5: | 3.5 4.0 4.5 5.0 5.6 6.3 7.1 8 9 10 11 13 14 16 18 20 22 25 29 32
at
55 mm f/5.6:
This doesn't apply to zoom lenses with constant aperture value (Canon EF 70-200 f/4 for example).
Fast link to lens.txt
Lens description in lens.txt
| 5.6 6.3 7.1 8 9 10 11 13 14 16 18 20 22 25 29 32