Filters

Baader Planetarium

Baader IR-Pass Filter 2" (685nm) (BPIRP2

Baader IR-Pass Filer HWB 685nm Reduces the effect of seeing resulting in a much sharper image. T

Baader 1.25” UHC-L / Ultra-L-Booster Filter

The Baader UHC-L filter is the classic all-round "light pollution rejection filter". This UHC-L filt

Baader 2” UHC-L / Ultra-L-Booster Filter

The Baader UHC-L filter is the classic all-round "light pollution rejection filter". This UHC-L filt

Baader 7.5nm Solar Continuum 1.25" Filter. MUST be used with a white-light filter in front of main telescope optics (BPSC125-7.5)

This filter is available in 1.25" (BPSC125-7.5) or 2" (BPSC2-7.5) sizes. Baader 1.25" Solar Conti

Baader 7.5nm Solar Continuum 2" Filter. MUST be used with a white-light filter in front of main telescope optics (BPSC2-7.5)

This filter is available in 1.25" (BPSC125-7.5) or 2" (BPSC2-7.5) sizes. Baader 1.25" Solar Conti

Baader Planetarium

1.25" Double T-2 Filter Holder (BP31)

Filter holder with T-2 thread and M28.5 internal thread. A continuous external T-2 thread with an

Baader Planetarium

Adapter 2" (male) /T-2 (male) with M48 Thread (BP27)

Adapter ring with 2" external thread and T-2 external thread Changes a 2" (50.8mm) inner thread t

Baader Planetarium

2" U-Filter, Venus Filter (BPU2)

Baader U-Filter (Venus and UV) 350nm. Transmission peak approx. 80% at 350nm, bandwidth 60nm (320

Baader Planetarium

2" Single Polarizing Filter (BPPOL2)

A polarizing filter is an excellent filter choice for lunar viewing. It provides variable neutral de

Baader Planetarium

1.25" Single Polarizing Filter (BPPOL125)

A polarizing filter is an excellent filter choice for lunar viewing. It provides variable neutral de

Baader Planetarium

2" Narrowband O-III Filter (BPO32)

We offer 1.25" (BPO3125) and 2" (BPO32) versions of this filter. Ultra hard and bright O-III visu

Baader Planetarium

2" Neodymium Moon & Skyglow Filter (BPMS2)

This filter is available in 1.25" (BPMS125) and 2" (BPMS2) sizes . The best visual and photograph

Baader Planetarium

1.25" Neodymium Moon & Skyglow Filter (BPMS125)

This filter is available in 1.25" (BPMS125) and 2" (BPMS2) sizes . The best visual and photograph

Baader Planetarium

2" Color Filter Set (BPCF2)

These colored filter sets are available in two sizes" 1.25" (BPCF125) and 2" (BPCF2) Fits 2" thre

Baader Planetarium

1.25" Color Filter Set (BPCF125)

These colored filter sets are available in two sizes" 1.25" (BPCF125) and 2" (BPCF2) Fits 1&frac1

Baader Planetarium

2" Contrast Booster Filter (BPCB2)

This filter is available in two sizes: 12.5" (BPCB125) and 2" (BPCB2). 2" Contrast Booster Filter

Baader Planetarium

1.25" Contrast Booster Filter (BPCB125)

This filter is available in two sizes: 12.5" (BPCB125) and 2" (BPCB2). 1¼" Contrast Booste

Baader Planetarium

2" Neutral Density 1.8 Filter. Must be used with white light solar filter. (BPND18)

Baader 2" Neutral Density Filter with optical density ND 1.8 - Transmission 1.5% - Reduction facto