Need help?Do you have a question about the Mamiya Sekor SFC 150mm f/4 and is the answer not in the manual?
General| Brand | Mamiya |
|---|---|
| Model | Sekor SFC 150mm f/4 |
| Category | Camera Lens |
| Language | English |
Describes how soft focus effect varies with aperture when no specific disc is used.
Details the use of three different discs to control soft focus effect, altering effective aperture.
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