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Astronomy > Filters > Nebulae filters > H-Alpha Filters > Baader > Baader Filters H-alpha 20nm 2"
Product no.: 78375

Filters H-alpha 20nm 2"

$ 172.00 incl. VAT plus shipping costs
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advice for Astronomy
This product is available in the following variants:
Frame Price
1,25" $ 98.00
2" $ 172.00

Product description

H-alpha filter passes light at 656nm wavelength. Best choice of narrowband H-alpha astrophotography filter for high-contrast imaging and revealing rich details of the nebula even in areas with strong light pollution,

Specifications

Capacity

Central wavelength (nm)
656,3
Half-value width (nm)
20
Connection (to the telescope)
2"
Mount material
Aluminium
Coating of optical system
dielectric
Frame
2"
filter thickness (mm)
2

General

Type
Filters
Type of build
line filter
Weight (g)
12
Height (mm)
6

Area of application

Anti light-pollution
yes
Hydrogen nebulae
yes
Planetary nebulae
yes
Comets
-
Central stars
-
Supernova remains
yes
Useful for photographs
yes
Visually useful
yes
show more...

Product safety

manufacturer: Baader Planetarium GmbH, Zur Sternwarte, 82291 Mammendorf, DE, www.baader-planetarium.de
Product safety
Baader Filters H-alpha 20nm 2"
Light transmission curve
Baader Filters H-alpha 20nm 2"
Packing

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