Filters Half-value width 4 | ASTROSHOP

EN / $

✓ Europe's largest astronomy equipment retailer

✓ 7,500+ items available from stock

✓ Personal advice & service

Categories

Nebulae filters (52)

Show main categories

Half-value width

4 (52)

10 (H-alpha), 8 (O-III) (1)

2,5 (3)

3 (25)

3,5 (21)

3,5 & 4 (21)

3,7 (4)

4,5 (1)

5 (6)

8 (5)

12 (79)

15 (2)

20 (2)

5,5 (7)

6 (81)

6,5 (59)

6,5-7 (1)

7 (16)

9 (2)

60 (2)

80 (1)

7,5 (2)

OIII: 35, SII: 15 (1)

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

Select multiple items

Manufacturer

Altair Astro (1)

Astronomik (9)

Baader (42)

Connection (to the telescope)

1,25" (6)

2" (10)

Frame

1,25" (6)

2" (10)

Frames (12)

ring (24)

Filter Size

31 (6)

36 (9)

50 (3)

50 x 50 (6)

50,4 (6)

65 x 65 (6)

Appropriate for...

f/10 - f/3.5 (14)

f/3,4 - f/2,3 (14)

f/3.4 - f/1.8 (14)

Price

240 - 350 $ (12)

350 - 590 $ (27)

590 - 1,180 $ (13)

Availability

in stock (3)

short-term (49)

Baader Filters f/2 Ultra-Highspeed SII CMOS 1.25"

Baader

Filters f/2 Ultra-Highspeed SII CMOS 1.25"

$ 294.00

ready for shipping in 1-2 weeks

Baader Filters SII CMOS f/3 Ultra-Highspeed 1.25"

Baader

Filters SII CMOS f/3 Ultra-Highspeed 1.25"

$ 295.00

ready for shipping in 1-2 weeks

Baader Filters OIII CMOS f/3 Ultra-Highspeed 1.25"

Baader

Filters OIII CMOS f/3 Ultra-Highspeed 1.25"

$ 289.00

ready for shipping in 1-2 weeks

Baader Filters OIII CMOS Ultra-Narrowband 36mm

Baader

Filters OIII CMOS Ultra-Narrowband 36mm

$ 372.00

ready for shipping in 1-2 weeks

Baader Filters OIII CMOS f/2 Ultra-Highspeed 31mm

Baader

Filters OIII CMOS f/2 Ultra-Highspeed 31mm

$ 318.00

ready for shipping in 24 h

Baader Filters SII CMOS f/2 Ultra-Highspeed 31mm

Baader

Filters SII CMOS f/2 Ultra-Highspeed 31mm

$ 317.00

ready for shipping in 24 h

Astronomik Filters OIII 4nm 2"

Astronomik

Filters OIII 4nm 2"

$ 810.00

ready for shipping in 1-2 weeks

Astronomik Filters OIII 4nm 36mm

Astronomik

Filters OIII 4nm 36mm

$ 471.00

ready for shipping in 1-2 weeks

Astronomik Filters OIII 4nm 50mm

Astronomik

Filters OIII 4nm 50mm

$ 810.00

ready for shipping in 1-2 weeks

Astronomik Filters H-alpha 4nm 2"

Astronomik

Filters H-alpha 4nm 2"

$ 810.00

ready for shipping in 1-2 weeks

Astronomik Filters H-alpha 4nm 36mm

Astronomik

Filters H-alpha 4nm 36mm

$ 471.00

ready for shipping in 1-2 weeks

Astronomik Filters H-alpha 4nm 50mm

Astronomik

Filters H-alpha 4nm 50mm

$ 810.00

ready for shipping in 1-2 weeks

Astronomik Filters SII 4nm 2"

Astronomik

Filters SII 4nm 2"

$ 810.00

ready for shipping in 1-2 weeks

Astronomik Filters SII 4nm 36mm

Astronomik

Filters SII 4nm 36mm

$ 471.00

ready for shipping in 1-2 weeks

Astronomik Filters SII 4nm 50mm

Astronomik

Filters SII 4nm 50mm

$ 810.00

ready for shipping in 1-2 weeks

Altair Astro Filters SII OIII DualBand ULTRA 4nm 2"

Altair Astro

Filters SII OIII DualBand ULTRA 4nm 2"

$ 650.00

ready for shipping in 1-2 weeks