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BAADER CALCIUM GEN-II FILTER 1.25" & 3.8 ASTROSOLAR FILM Camera menu On the telescope side there

Name: BAADER CALCIUM GEN-II FILTER 1.25" & 3.8 ASTROSOLAR FILM Camera menu On the telescope side there
Brand: happygoluckyhtx.com
SKU: 68594716083
Price: 249.50 USD
Availability: InStock
Rating: 4.7236 (20 reviews)

SKU: 68594716083

4.7

USD249.50 USD274.50

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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3

Live Spec

BAADER CALCIUM GEN-II FILTER 1.25" & 3.8 ASTROSOLAR FILM Camera menu On the telescope side thereThe Generation II Baader K Line filter is designed for photographic solar imaging of the Calcium K and H lines and must be used with the included AstroSolar OD 3. 8 film. This second generation version of the filter has a narrower half bandwidth of 5nm centred around 394nm and newly designed coatings which makes photography of the boundary layer between photosphere and chromosphere possible. As the human eye is damaged at these wavelengths, the Baader

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Description

On the telescope side there is an M42 x 0

It has an optical thickness of 17

The mass it takes to make a rigid alt/az mount is substantially less

belt flexure and friction forces show in the declination axis

- 40° C to + 50° C

Exchange/Return Notes