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- • With the calibrations all that is necessary is to hold the filter up to the eye and rotate it until the desired effect is seen; note the position of any number on the rim, mount the filter on the lens and rotate the mount until the selected number is in the same position as when the filter was held to the eye
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- • The effect can be seen through the viewfinder and changed by rotating the filter
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- • The filter factor varies according to how the filter is rotated and its orientation to the sun
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- • Made of black anodized brass stock and have so little rim in front of the lens (5.4 mm) that they will not vignette with lenses as short as 21 mm
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- • Heliopan filters are "dyed in the mass" and ground, polished and coated to the highest standards of the German optical industry
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- • All Heliopan screw-in type and series size filters are mounted in precision black anodized brass rings to eliminate binding or cross threading and to ensure optimal alignment
- Type
- Circular Polarizer
- Size
- 46mm Slim
- Grade
- Not Applicable
- Filter Factor
- Between 2.3 and 2.8 (approx. +1.3 stops)
- Multi-Coated
- Not Applicable
- Rotating
- Yes
- Effect
- Removes reflections and increases color saturation without affecting the overall color balance
- Application
- Nature, travel, outdoor photography
- Color Temperature
- Not Specified by Manufacturer
- Construction
- Schott Glass
- Front Filter Thread Size
- Not Applicable
- Front Lens Cap Size
- 46mm
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