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Herschel Wedges

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$339.00 USD - $339.00 USD
$339.00 USD
$339.00 USD - $339.00 USD
$339.00 USD

Antlia Imaging Herschel Wedge with CaK 3nm Filter - 1.25"

For high-resolution solar imaging with refractors only: aperture no larger than 120mm or f/5.5 or longer 35mm Herschel prism: a design well known ...

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$339.00 USD - $339.00 USD
$339.00 USD
$339.00 USD - $339.00 USD
$339.00 USD
$660.00 USD - $750.00 USD
$660.00 USD - $750.00 USD
$660.00 USD - $750.00 USD
$660.00 USD

Baader Cool-Ceramic Safety Herschel Prism (Visual/Photographic)

2" Herschel wedge prism for white-light solar observation with refractors One-sided Phantom Coating Group anti-reflective coating Ceramic solar fi...

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$660.00 USD - $750.00 USD
$660.00 USD - $750.00 USD
$660.00 USD - $750.00 USD
$660.00 USD
$275.00 USD - $275.00 USD
$275.00 USD
$275.00 USD - $275.00 USD
$275.00 USD

Lunt Herschel Wedge - 1.25"

1.25" Barrel Diameter For Refractors up to 4" Aperture Integrated ND 3.0 Safety Filter Optimized for White-Light Solar Observing and Imaging Repla...

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$275.00 USD - $275.00 USD
$275.00 USD
$275.00 USD - $275.00 USD
$275.00 USD
$375.00 USD - $375.00 USD
$375.00 USD
$375.00 USD - $375.00 USD
$375.00 USD

Lunt Herschel Wedge - 2"

For White Light Solar Observing Provides Superior Image Contrast and Sharpness Integrated Neutral Density Filter for Safe Imaging Designed for Ref...

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$375.00 USD - $375.00 USD
$375.00 USD
$375.00 USD - $375.00 USD
$375.00 USD