Skip to content

Astrophotography Deal - Celestron 11" RASA - $1,000 Off - Now Only $2595 - Limited Quantity On Hand

Correction Filters

16 Items
Baader Planetarium Contrast Boost Filter - 1.25"

Baader Planetarium 1.25" Contrast Booster Filter - FCB-1

SKU: BAD-FCB-1
  • Filter Type: Fringe-Killer/Minus Violet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$92.00
Baader Planetarium Fringe Killer Filter - 1.25"

Baader Planetarium 1.25" Fringe Killer Filter - FFK-1

SKU: BAD-FFK-1
  • Filter Type: Fringe-Killer/Minus Violet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$96.00
Baader Planetarium Semi APO Filter - 1.25" Mounted

Baader Planetarium 1.25" Semi APO Filter - FSAPO-1

SKU: BAD-FSAPO-1
  • Filter Type: Fringe-Killer/Minus Violet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$94.00
Explore Scientific 1.25" CLS Filter with Case

Explore Scientific 1.25" CLS Filter - 310225

SKU: EXS-310225
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$99.99

Stellarvue 1.25" Color Balanced Chromatic Aberration Filter - XCLR1

SKU: STV-XCLR1
  • Filter Type: Fringe-Killer/Minus Violet
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$79.00
Astronomik 1.25" CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter 1.25" - CLS-1

SKU: ASF-CLS-1
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$75.95
ZWO IR Cut Filter - 1.25"

ZWO 1.25" IR Cut-Off Filter - IRCUT1

SKU: ZWO-IRCUT1
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$22.00

Optolong CLS Filter - 1.25" Mounted - CLS-125

SKU: OTL-CLS-125
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$55.00

Optolong L-Pro Filter - 1.25" Mounted - LPRO-125

SKU: OTL-LPRO-125
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$149.00

Optolong Moon SkyGlow Filter - 1.25" Mounted - MSG-125

SKU: OTL-MSG-125
  • Filter Type: SkyGlow
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$32.00

High Point IR Blocking Filter - 1.25" - IRBF1

SKU: HPS-IRBF1
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$13.95
Astronomik 1.25" IR Blocking Filter

Astronomik IR Blocking Filter - 1.25" - IR-1

SKU: ASF-IR-1
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$45.95
Astronomik L-1 UV-IR Blocker - 1.25" Round Mounted

Astronomik L-1 UV-IR Blocking Filter - 1.25" Round Mounted - L1-1

SKU: ASF-L1-1
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$69.95
Astronomik L-2 UV-IR 1.25" Blocking Filter - Round Mounted

Astronomik L-2 UV-IR Blocking Filter - 1.25" Round Mounted - L2-1

SKU: ASF-L2-1
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$59.95
Astronomik 1.25" Round Mounted UV-IR Blocking L-3 Luminance Filter

Astronomik L-3 UV-IR Blocking Filter - 1.25" Round Mounted - L3-1

SKU: ASF-L3-1
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$69.95

Astrodon Luminance Gen2 UV/NIR Blocking Filter - 1.25" Threaded Cell - L2-27R

SKU: ASD-L2-27R
  • Filter Type: UV/IR/Luminance
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$184.00