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Filters > Nebulae filters > Combinations & Sets > Altair Astro > Altair Astro Filters SII OIII DualBand ULTRA 3.5 nm
Product no.: 35104

Filters SII OIII DualBand ULTRA 3.5 nm

$ 620.00 incl. VAT plus shipping costs
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Express shipment possible for delivery the day after tomorrow, 09.10.2026!
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Notice on the legal guarantee of conformity
  • For planetary nebulae and supernova remnants
  • Thread: M48x0.75
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Product description

Specifications

Capacity

Central wavelength (nm)
500,7 & 671,6
Half-value width (nm)
3,5
filter thickness (mm)
1,85
Frame
2"
Transmission
90 - 95
Mount material
Aluminium
Coating of optical system
multiple

General

Type
Filters
Type of build
line filter

Area of application

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

Product safety

Manufacturer: Altair Astro Ltd., Unit 2, Earl Road / Rackheath Industrial Estate, NR13 6NT Rackheath, Norwich, GB, www.altairastro.com/
Responsible person: Teleskop-Service Ransburg GmbH, Von-Myra-Straße 8, 85599 Parsdorf, DE, [email protected]
Altair Astro Filters SII OIII DualBand ULTRA 3.5 nm

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