Filters, page 420
- Aurel Clarion broadband filter 31 mm, observatory grade31 mm unmounted · Light pollution$159
- Aurel Halden UHC nebula filter 36 mm, premium grade36 mm unmounted · UHC$119
- Pellucid Obelisk light pollution filter 2 in, observatory grade2 in · Light pollution$219
- Brightwell Dawnline light pollution filter 2 in2 in · Light pollution$79
- Aurel Clarion H-beta filter 2 in, premium grade2 in · H-beta$129
- Pellucid Obelisk light pollution filter 2 in2 in · Light pollution$149
- Aurel Tallgrass H-beta nebula filter 2 in, observatory grade2 in · H-beta$179
- Brightwell Dawnline light pollution filter 2 in2 in · Light pollution$89
- Aurel Clarion H-beta filter 2 in, observatory grade2 in · H-beta$159
- Brightwell Nightline UHC nebula filter 1.25 in1.25 in · UHC$49
- Brightwell Horizon lunar filter 1.25 in1.25 in · Lunar$19
- Brightwell Nightline Skyglow filter 2 in2 in · Light pollution$69
- Pellucid Halflight OIII nebula filter 2 in2 in · OIII$219
- Aurel Clarion H-beta filter 2 in2 in · H-beta$129
- Brightwell Nightline H-beta filter 1.25 in1.25 in · H-beta$49
- Pellucid Spectra H-beta filter 1.25 in, premium grade1.25 in · H-beta$149
- Brightwell Horizon lunar filter 1.25 in, observatory grade1.25 in · Lunar$39
- Aurel Lodestar H-beta filter 31 mm, premium grade31 mm unmounted · H-beta$69
- Aurel Clarion H-beta filter 2 in, observatory grade2 in · H-beta$159
- Pellucid Selene lunar filter 2 in, premium grade2 in · Lunar$99
- Pellucid Argent OIII imaging filter 31 mm31 mm unmounted · OIII$229
- Aurel Clarion broadband filter 31 mm, premium grade31 mm unmounted · Light pollution$109
- Brightwell Dawnline OIII filter 36 mm36 mm unmounted · OIII$39
- Brightwell Dawnline OIII filter 1.25 in, observatory grade1.25 in · OIII$59
