Nebulae filters < Filters < Astronomy Half-value width 3 | OPTICS-PRO

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Nebulae filters (27)

Broadband Filters (1)

UHC Filters (1)

OIII Filters (8)

H-Alpha Filters (8)

SII Filters (6)

Combinations & Sets (3)

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Half-value width

3 (27)

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

12 (99)

2,5 (3)

20 (2)

3,2 & 3,7 (1)

3,5 (21)

3,5 & 4 (21)

3,7 (4)

4 (52)

4,5 (1)

5 (6)

6 (87)

7 (16)

8 (4)

9 (2)

45 (1)

5,5 (7)

6,5 (59)

6,5-7 (1)

OIII: 35, SII: 15 (1)

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

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Manufacturer

Antlia (6)

Chroma (9)

Omegon (3)

Optolong (8)

QHY (1)

Connection (to the telescope)

1,25" (2)

2" (7)

36 Mm (2)

Frame

1,25" (3)

2" (11)

Unmounted (13)

Filter Size

36 (6)

50 (3)

Price

230 - 340 $ (1)

340 - 570 $ (11)

570 - 1,140 $ (9)

> 1,140 $ (6)

Availability

in stock (10)

short-term (16)

long-term (1)

Optolong Filters L-Ultimate 2"

Optolong

Filters L-Ultimate 2"

$ 411.00

ready for shipping in 24 h

Optolong Filters L-Ultimate 1,25"

Optolong

Filters L-Ultimate 1,25"

$ 308.00

ready for shipping in 24 h

Omegon Filters Pro Veil SII 3nm 2''

Omegon

Filters Pro Veil SII 3nm 2''

$ 329.00

ready for shipping in 24 h

Omegon Filters Pro Veil OIII 3nm 2''

Omegon

Filters Pro Veil OIII 3nm 2''

$ 329.00

ready for shipping in 24 h

Omegon Filters Pro Veil H-Alpha 3nm 2''

Omegon

Filters Pro Veil H-Alpha 3nm 2''

$ 329.00

ready for shipping in 24 h

Chroma Filters OIII 36mm unmounted, 3nm

Chroma

Filters OIII 36mm unmounted, 3nm

RRP: $ 1,370.00

Our price:

ready for shipping in 24 h

Optolong Filters SHO 3nm 36mm

Optolong

Filters SHO 3nm 36mm

$ 950.00

ready for shipping in 3-5 weeks

Chroma Filters OIII 3nm 2"

Chroma

Filters OIII 3nm 2"

$ 2,000.00

ready for shipping in 1-2 weeks

Optolong Filters SHO 3nm 2"

Optolong

Filters SHO 3nm 2"

$ 1,150.00

ready for shipping in 3-5 weeks

QHY Filters LRGB + 3nm SHO miniCam8

QHY

Filters LRGB + 3nm SHO miniCam8

$ 580.00

ready for shipping in 1-2 weeks

Chroma Filters H-alpha 3nm 2"

Chroma

Filters H-alpha 3nm 2"

$ 2,000.00

ready for shipping in 1-2 weeks

Chroma Filters SII 3nm 2"

Chroma

Filters SII 3nm 2"

$ 2,000.00

ready for shipping in 1-2 weeks

Antlia Filters Filter OIII 3 nm 36 mm

Antlia

Filters Filter OIII 3 nm 36 mm

$ 580.00

ready for shipping in 1-2 weeks

Antlia Filters SII 3 nm 36 mm

Antlia

Filters SII 3 nm 36 mm

$ 580.00

ready for shipping in 1-2 weeks

Antlia Filters H-Alpha Pro 3nm 36mm

Antlia

Filters H-Alpha Pro 3nm 36mm

$ 580.00

ready for shipping in 1-2 weeks

Chroma Filters OIII 1,25", 3nm

Chroma

Filters OIII 1,25", 3nm

$ 1,020.00

Sale price:

ready for shipping in 24 h

Optolong Filters H-alpha 3nm 2"

Optolong

Filters H-alpha 3nm 2"

$ 445.00

ready for shipping in 24 h

Chroma Filters H-Alpha 3nm 1.25"

Chroma

Filters H-Alpha 3nm 1.25"

$ 890.00

Sale price:

ready for shipping in 24 h

Optolong Filters H-alpha 3nm 36mm

Optolong

Filters H-alpha 3nm 36mm

$ 377.00

ready for shipping in 1-2 weeks

Chroma Filters Filter SII 36mm unmounted, 3nm

Chroma

Filters Filter SII 36mm unmounted, 3nm

RRP: $ 1,370.00

Our price:

ready for shipping in 3-5 weeks

Chroma Filters OIII 31mm unmounted (3nm)

Chroma

Filters OIII 31mm unmounted (3nm)

RRP: $ 1,020.00

Our price:

ready for shipping in 3-5 weeks

Optolong Filters OIII 3nm 2"

Optolong

Filters OIII 3nm 2"

$ 445.00

ready for shipping in 3-5 weeks

Chroma Filters H-alpha 3nm 36mm

Chroma

Filters H-alpha 3nm 36mm

$ 1,190.00

Product can be shipped as of 01.10.2026

Antlia Filters OIII 3nm 50mm

Antlia

Filters OIII 3nm 50mm

$ 910.00

ready for shipping in 1-2 weeks

Antlia Filters SII 3nm 50mm

Antlia

Filters SII 3nm 50mm

$ 800.00

ready for shipping in 1-2 weeks

Antlia Filters H-Alpha Pro 3nm 50mm

Antlia

Filters H-Alpha Pro 3nm 50mm

$ 760.00

ready for shipping in 1-2 weeks

Optolong Filters SII 3nm 2''

Optolong

Filters SII 3nm 2''

$ 445.00

ready for shipping in 24 h