Filters Half-value width 3,5 | ASTROSHOP

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Nebulae filters (21)

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Half-value width

3,5 (21)

10 (H-alpha), 8 (O-III) (2)

3 (29)

12 (99)

15 (2)

2,5 (3)

20 (2)

3,2 & 3,7 (1)

3,5 & 4 (21)

3,7 (4)

4 (51)

4,5 (1)

5 (6)

6 (87)

7 (26)

8 (5)

9 (2)

45 (1)

5,5 (7)

6,5 (59)

6,5-7 (1)

60 (2)

7,5 (2)

OIII: 35, SII: 15 (1)

OIII: 6,5 & SII: 8,5 (1)

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Manufacturer

Baader (21)

Connection (to the telescope)

1,25" (3)

2" (3)

Frame

1,25" (3)

2" (3)

Frames (6)

Ring (9)

Filter Size

31 (3)

36 (3)

50 X 50 (3)

50,4 (3)

65 X 65 (3)

Appropriate for...

F/10 - F/3.5 (7)

F/3,4 - F/2,3 (7)

F/3.4 - F/1.8 (7)

Price

230 - 340 $ (3)

340 - 570 $ (11)

570 - 1,140 $ (7)

Availability

in stock (3)

short-term (18)

Baader Filters H-alpha CMOS Ultra-Narrowband 2"

Baader

Filters H-alpha CMOS Ultra-Narrowband 2"

$ 466.00

ready for shipping in 24 h

Baader Filters H-alpha CMOS Ultra-Narrowband 50.4mm

Baader

Filters H-alpha CMOS Ultra-Narrowband 50.4mm

$ 510.00

ready for shipping in 24 h

Baader Filters H-alpha CMOS f/3 Ultra-Highspeed 1.25"

Baader

Filters H-alpha CMOS f/3 Ultra-Highspeed 1.25"

$ 326.00

ready for shipping in 24 h

Baader Filters H-alpha CMOS f/2 Ultra-Highspeed 65x65mm

Baader

Filters H-alpha CMOS f/2 Ultra-Highspeed 65x65mm

RRP: $ 850.00

Our price:

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS Ultra-Narrowband 65x65mm

Baader

Filters H-alpha CMOS Ultra-Narrowband 65x65mm

$ 730.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/3 Ultra-Highspeed 65x65mm

Baader

Filters H-alpha CMOS f/3 Ultra-Highspeed 65x65mm

$ 730.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/2 Ultra-Highspeed 50x50mm

Baader

Filters H-alpha CMOS f/2 Ultra-Highspeed 50x50mm

$ 660.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/3 Ultra-Highspeed 50x50mm

Baader

Filters H-alpha CMOS f/3 Ultra-Highspeed 50x50mm

$ 590.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS Ultra-Narrowband 50x50mm

Baader

Filters H-alpha CMOS Ultra-Narrowband 50x50mm

$ 590.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/2 Ultra-Highspeed 50.4mm

Baader

Filters H-alpha CMOS f/2 Ultra-Highspeed 50.4mm

$ 590.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/2 Ultra-Highspeed 2"

Baader

Filters H-alpha CMOS f/2 Ultra-Highspeed 2"

$ 530.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/3 Ultra-Highspeed 50.4mm

Baader

Filters H-alpha CMOS f/3 Ultra-Highspeed 50.4mm

$ 510.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/3 Ultra-Highspeed 2"

Baader

Filters H-alpha CMOS f/3 Ultra-Highspeed 2"

$ 467.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/2 Ultra-Highspeed 36mm

Baader

Filters H-alpha CMOS f/2 Ultra-Highspeed 36mm

$ 423.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/3 Ultra-Highspeed 36mm

Baader

Filters H-alpha CMOS f/3 Ultra-Highspeed 36mm

$ 411.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/2 Ultra-Highspeed 31mm

Baader

Filters H-alpha CMOS f/2 Ultra-Highspeed 31mm

$ 349.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/3 Ultra-Highspeed 31mm

Baader

Filters H-alpha CMOS f/3 Ultra-Highspeed 31mm

$ 343.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS Ultra-Narrowband 31mm

Baader

Filters H-alpha CMOS Ultra-Narrowband 31mm

$ 342.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS f/2 Ultra-Highspeed 1.25"

Baader

Filters H-alpha CMOS f/2 Ultra-Highspeed 1.25"

$ 337.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS Ultra-Narrowband 1.25"

Baader

Filters H-alpha CMOS Ultra-Narrowband 1.25"

$ 325.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS Ultra-Narrowband 36mm

Baader

Filters H-alpha CMOS Ultra-Narrowband 36mm

$ 410.00

Product can be shipped as of 03.11.2026

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