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Astronomy > Filters > Nebulae filters > H-Beta Filters > Optolong > Optolong Filters H-Beta 12nm 1.25"
Product no.: 87863

Filters H-Beta 12nm 1.25"

$ 104.00 incl. VAT plus shipping costs
short-term
ready for shipping in 1-2 weeks + lead time
Product questions?
advice for Astronomy

Product description

H-beta filters: This narrow-band nebulae filter allows light with a wavelength of 486 nanometres to pass through.

Specifications

Capacity

Central wavelength (nm)
486
Half-value width (nm)
12
filter thickness (mm)
1,85
Frame
1,25"
Transmission
> 80
Mount material
Aluminium
Coating of optical system
multiple
Connection (to the telescope)
1,25"
Surface accuracy
1/4

General

Type
Filters
Type of build
line filter

Area of application

Useful for photographs
yes
Visually useful
yes
Twin stars
no
Moon & Planets
no
Nebulae & galaxies
yes

Product safety

Manufacturer: OPTOLONG OPTICS CO. , LTD, M1-1-6 CHANGYUAN MIDDLE ROAD, Kunming, CN, [email protected]
Responsible person: NIMAX GmbH, Otto-Lilienthal-Str. 9, 86899 Landsberg am Lech, DE, [email protected]

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*All prices include VAT plus shipping costs.

Optolong Filters H-Beta 12nm 1.25"
Light transmission curve

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