Filters Half-value width 3,5 | ASTROSHOP

EN / $

✓ Europe's largest astronomy equipment retailer

✓ 7,500+ items available from stock

✓ Personal advice & service

Categories

Nebulae filters (22)

Show main categories

Half-value width

3,5 (22)

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

3 (32)

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 (28)

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)

Select multiple items

Manufacturer

Altair Astro (1)

Baader (21)

Connection (to the telescope)

1,25" (3)

2" (3)

Frame

1,25" (3)

2" (4)

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

220 - 330 $ (3)

330 - 550 $ (11)

550 - 1,110 $ (8)

Availability

in stock (4)

short-term (18)

Baader Filters H-alpha CMOS Ultra-Narrowband 31mm

Baader

Filters H-alpha CMOS Ultra-Narrowband 31mm

$ 332.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS Ultra-Narrowband 2"

Baader

Filters H-alpha CMOS Ultra-Narrowband 2"

$ 453.00

ready for shipping in 24 h

Baader Filters H-alpha CMOS Ultra-Narrowband 50.4mm

Baader

Filters H-alpha CMOS Ultra-Narrowband 50.4mm

$ 493.00

ready for shipping in 24 h

Altair Astro Filters SII OIII DualBand ULTRA 3.5 nm

Altair Astro

Filters SII OIII DualBand ULTRA 3.5 nm

$ 610.00

ready for shipping in 1-2 weeks

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

Baader

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

$ 317.00

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: $ 820.00

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

$ 710.00

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

$ 710.00

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

$ 640.00

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

$ 570.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS Ultra-Narrowband 50x50mm

Baader

Filters H-alpha CMOS Ultra-Narrowband 50x50mm

$ 570.00

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

$ 570.00

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"

$ 520.00

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

$ 495.00

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"

$ 454.00

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

$ 411.00

ready for shipping in 1-2 weeks

Baader Filters H-alpha CMOS Ultra-Narrowband 36mm

Baader

Filters H-alpha CMOS Ultra-Narrowband 36mm

$ 398.00

ready for shipping in 24 h

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

Baader

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

$ 399.00

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

$ 339.00

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

$ 333.00

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"

$ 328.00

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"

$ 315.00

ready for shipping in 1-2 weeks

Compare 0/4

Clear Compare now Compare