Baader Planetarium Narrowband (6.5nm) CMOS-Optimized H-alpha 2″ Filter

€ 228,00

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Specs summary

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Downloads & Manuals

Specifications

Additional information

Design
Filter Use

Lunar, Planetary

Filter Type

Natural Density

Shape

Round

Size

1.25"

Thickness (mm)

2

Optics
Passing Wavelengths (nm)

Full spectrum

Transmission Range

Full spectrum

Damping Factor

8x

Light Transmission (%)

12.5

Features
Coatings

Phantom Coating, plane optically polished

Double Threaded

Yes, Stackable

Protective Case

Yes

Build
Mount Material

Unknown

Weight (grams)

10

Value / Ownership
Brand Reputation

Industry Leading

Resale Value

Good

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