Filters

CFW3 Medium 5 Position Filter Wheel (Thin) - 2"/50mm

QHY

~$310.59

Nebula Filter Oxygen III 1.25-inch 6.5nm

Explore Scientific

~$104.92

Quark Gemini Switchable

DayStar

~$1,656.63

4.5nm Narrowband OIII EDGE Filter - 50mm Unmounted

Antlia

$385.00

H-Beta 5.5nm CMOS-optimized

Baader

~$218.10

Out of stock

Solarlite Solar Film Filter - 4.00" / 4.75"

Thousand Oaks

$69.00

CaK 3nm 393.3nm Filter

Antlia

~$248.47

2.5nm Narrowband Oxygen III (OIII) Ultra Imaging Filter - 2"

Antlia

$649.00

SHO Narrowband Filter Set

Optolong

~$443.48

Double Stack Filter for 80mm & 100mm Universal Telescopes

Lunt

$2,199.00

Extra 2" Filter Holder for 5-in-1 M54

Askar

$22.00

LS60FHa Front Mount Double Stack Filter

Lunt

$1,999.00

22 Ah Battery Pack for Quark

DayStar

~$107.43

ALP-T Dual Narrowband 3.5nm SII & H-Beta

Antlia

~$373.59

2" Polarizing Filter

Lunt

$28.00

Smart Solar Filter

UniStellar

~$255.05

5-in-1 M54 Filter Drawer

Askar

$164.00

FD-M42-II

ZWO

~$81.12

Smart Solar Filter for Odyssey & Odyssey Pro

UniStellar

~$203.90

3nm Narrowband NII Filter - 2"

Antlia

~$409.98

Out of stock

1.25" Dark Frame Imaging Filter

Orion

$19.99

Out of stock

Spectrum 6.25" Full Aperture Film Solar Filter 149-156mm

Spectrum Telescopes

$76.95

Out of stock

2" Full Aperture Film Solar Filter - 41mm to 48mm

Spectrum Telescopes

$56.95

Out of stock

Spectrum Full Aperture Solar Filter 43mm

Spectrum Telescopes

$59.95

Safety Solar Viewing Film 8" x 8"

FarPoint

$25.00

Out of stock

Full Aperture Solar Filter 72mm Threaded Film

Spectrum Telescopes

$79.95

ALP-T Dual Band SII & OIII 3nm

Antlia

~$404.87

Farpoint Super Simple Solar Filter - 6" SCT

FarPoint

$44.00