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Deep Sky Filters

Items 1 - 25 of 37

Celestron 1.25" Ultra High Contrast (UHC) Light Pollution Reduction Filter - 94123

SKU: CEL-94123
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$79.95 $69.95
 
Celestron 2" UHC Light Pollution Reduction Filter

Celestron Ultra High Contrast (UHC) Light Pollution Reduction 2" Filter - 94124

SKU: CEL-94124
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$109.95 $92.95
 

Orion Ultrablock Narrowband Light Pollution Reduction Filter 1.25" - 05654

SKU: ORI-05654
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$79.99
 

Orion Ultrablock Narrowband Light Pollution Reduction Filter 2" - 05657

SKU: ORI-05657
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$99.99
 

Orion SkyGlow Broadband Light Pollution Reduction Filter 2" - 05659

SKU: ORI-05659
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$69.99
 

Orion SkyGlow Broadband Light Pollution Reduction Filter 1.25" - 05660

SKU: ORI-05660
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
$49.99
 

Thousand Oaks LP-2 Narrowband Nebula Filter - 1.25" - LP-225

SKU: TOO-LP-225
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$89.00
 
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
 
Astronomik 2" CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter 2" - CLS-2

SKU: ASF-CLS-2
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$159.95
 
Astronomik 31 mm CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter - 31 mm Round - CLS-31

SKU: ASF-CLS-31
  • Filter Type: CLS/LPR
  • Filter Size: 31 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$95.95
 

Astronomik CLS-CCD Light Pollution Filter - 1.25" - CLSCCD-1

SKU: ASF-CLSCCD-1
  • Filter Type: CLS/LPR
  • Filter Size: 31.75 mm (1.25")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$99.95
 
Astronomik 2" CLS-CCD Light Pollution Filter

Astronomik CLS-CCD Light Pollution Filter - 2" - CLSCCD-2

SKU: ASF-CLSCCD-2
  • Filter Type: CLS/LPR
  • Filter Size: 50.8 mm (2")
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$199.95
 
Astronomik CLS CCD Canon EOS Clip Filter

Astronomik CLS CCD Canon EOS Clip Filter - CLSCCD-EOS

SKU: ASF-CLSCCD-EOS
  • Filter Type: CLS/LPR
  • Filter Size: EOS APS Clip
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$159.95
 
Astronomik CLS-CCD Canon EOS XL Full Frame Clip Filter

Astronomik CLS CCD Canon EOS XL Full Frame Clip Filter - CLSCCD-EOSXL

SKU: ASF-CLSCCD-EOSXL
  • Filter Type: CLS/LPR
  • Filter Size: EOS Full Frame Clip
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$199.95
 
Astronomik CLS Canon EOS Clip Filter

Astronomik CLS Canon EOS Clip Filter - CLS-EOS

SKU: ASF-CLS-EOS
  • Filter Type: CLS/LPR
  • Filter Size: EOS APS Clip
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$129.95
 
Astronomik CLS Canon EOS XL Clip Filter

Astronomik CLS Canon EOS XL Full Frame Clip Filter - CLS-EOSXL

SKU: ASF-CLS-EOSXL
  • Filter Type: CLS/LPR
  • Filter Size: EOS Full Frame Clip
  • Filter Shape: EOS Clip
  • Filter Insert Style: Clip-In
Free shipping Free shipping
$179.95
 
Astronomik T-Thread CLS CCD Light Pollution Filter

Astronomik CLS CCD Light Pollution Filter - T-Mount - CLSCCD-T

SKU: ASF-CLSCCD-T
  • Filter Type: CLS/LPR
  • Filter Size: M42 x 0.75 mm (T-Thread)
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$179.95
 
Astronomik 36 mm CLS-CCD Light Pollution Filter

Astronomik CLS CCD Light Pollution Filter - 36 mm Round - CLSCCD-36

SKU: ASF-CLSCCD-36
  • Filter Type: CLS/LPR
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$129.95
 
Astronomik 36 mm CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter - 36 mm Round - CLS-36

SKU: ASF-CLS-36
  • Filter Type: CLS/LPR
  • Filter Size: 36 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$109.95
 
Astronomik SCT Rear Cell CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter - SC Rear Cell - CLS-SCT

SKU: ASF-CLS-SCT
  • Filter Type: CLS/LPR
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$159.95
 
Astronomik T-Thread CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter - T-Mount - CLS-T

SKU: ASF-CLS-T
  • Filter Type: CLS/LPR
  • Filter Size: M42 x 0.75 mm (T-Thread)
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$139.95
 

Astronomik CLS-CCD Light Pollution Filter - 31 mm Round - CLSCCD-31

SKU: ASF-CLSCCD-31
  • Filter Type: CLS/LPR
  • Filter Size: 31 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$109.95
 
Astronomik SCT Rear Cell CLS CCD Light Pollution Filter

Astronomik CLS CCD Light Pollution Filter - SC Rear Cell - CLSCCD-SCT

SKU: ASF-CLSCCD-SCT
  • Filter Type: CLS/LPR
  • Filter Size: SCT Rear Cell
  • Filter Shape: Round
  • Filter Insert Style: Threaded
Free shipping Free shipping
$199.95
 
Astronomik 50 mm Round CLS Light Pollution Filter

Astronomik CLS Light Pollution Filter - 50 mm Round - CLS-50R

SKU: ASF-CLS-50R
  • Filter Type: CLS/LPR
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$159.95
 
Astronomik 50 mm Round CLS CCD Light Pollution Filter

Astronomik CLS CCD Light Pollution Filter - 50 mm Round - CLSCCD-50R

SKU: ASF-CLSCCD-50R
  • Filter Type: CLS/LPR
  • Filter Size: 50 mm
  • Filter Shape: Round
  • Filter Insert Style: Drop-In
Free shipping Free shipping
$199.95