Narrowband

CaK 3nm 393.3nm Filter

Antlia

~$245.68

1.25" UHC Narrowband Filter

Celestron

$94.95

SV183 IR Pass 685nm

SVBONY

~$37.57

Oxygen III (OIII) Filter 1.25"

Custom Scientific

$79.95

ALP-T Dual Band 5nm Ha/OIII

Antlia

~$305.65

SV227 SHO 5nm Narrowband Filter Set 2"

SVBONY

~$346.12

Color Magic Super Duo-Narrowband D1/D2 2" Filter Set

Askar

$625.00

SV220 7nm Dual-Band Nebula Filter SII & OIII

SVBONY

~$169.81

PureSight A1

ToupTek

~$292.65

SV115 2" OIII Filter 18nm

SVBONY

~$70.81

NB3-PM

IDAS

$137.50

SV220 3nm Ha & OIII Narrowband Filter Set

SVBONY

~$250.74

SV160 2" SII 7nm Filter

SVBONY

~$153.19

SHO Narrowband Filter Set

Optolong

~$968.27

ALP-T Dual Band 3nm Ha/OIII + SII/OIII Filter Set

Antlia

~$769.56

SHO (S-II, H-α & O-III) Narrowband 3nm Pro Filter Set - 2"

Antlia

$1,303.50

3nm Narrowband NII Filter - 2"

Antlia

~$405.37

8-EL UHC Pro Visual Enhancer Filter - 2"

Antlia

~$122.12

Hα + OIII Double Narrowband 1.25inch

Astronomy Plus

~$71.54

LP-4 H-Beta Line Band Filter

Thousand Oaks

$159.50

SV227 SHO 5nm 1.25"

SVBONY

~$169.09

SV220 H-Alpha/O-III 7nm Dual-Band Filter 2"

SVBONY

~$121.39

7nm Ha Narrowband Filter

Optolong

~$221.83

SHO 6.5nm Narrowband Filter Set

Optolong

~$554.95

ALP-T Dual Band SII & OIII 3nm

Antlia

~$400.31

Out of stock

1.25" Dark Frame Imaging Filter

Orion

$19.99

ALP-T Dual Band Ha & OIII 3nm + SII & Hb 3.5nm 2" Filter Set

Antlia

~$728.51

UHC Filter 1.25"

Antares

~$91.05