- ... I know that you can t use glass filters on these lenses, but I would ask Heliopan if they have a solution. Here is another link for gelatine filters up toMessage 1 of 11 , Feb 28, 2009View SourceRobert Harshman wrote:
>I know that you can't use glass filters on these lenses, but I would ask
> thanks Thomas, but they only make very high quality glass filters from
> what I can tell, the nikon 10.5 and Sigma 8 require a gelatin filter
> for their back location.
Heliopan if they have a solution.
Here is another link for gelatine filters up to 4.0 density:
Greetings, Thomas - http://www.thomaskrueger.eu thomaskrueger.eu
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