Telescope Filters

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Baader Planetarium 65x65mm Squ Picture

Baader Planetarium 65x65mm 4.5nm Ultra-Narrowband O-III CCD Filter, Unmounted

SKU: AAFIIINUSQ65MFR: FOIIINU-SQ65
(1)
  • 4.5nm Oxygen-III filter for superior contrast.
  • 65x65mm filter size; unmounted for versatile use.
  • CCD imaging filter enhances narrowband performance.
  • Dielectrically coated filter ensures optimal transmission.
  • Durable material guarantees long-lasting filter life.

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Baader Planetarium 2" Round 4. Picture

Baader Planetarium 2" Round 4.5nm Ultra-Narrowband O-III CCD Filter, LPFC Mount

SKU: AAFOIIINU2MFR: FOIIINU-2
(1)
  • Baader Oxygen-III filter: 4.5nm narrowband precision.
  • Maximize contrast with premium light pollution reduction.
  • 2" round filter ensures optimal CCD imaging results.
  • Durable, mounted filter provides long-lasting performance.
  • Ultra-narrowband filter enhances O-III transmission range.

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Baader Planetarium U-Filter 2" Picture

Baader Planetarium U-Filter 2" (Venus, Ultraviolet, ZWL 350nm)

SKU: AA2458291MFR: FUV-2
(1)
  • Enhances Venus observation with Ultraviolet filter.
  • Premium 2" Baader Planetarium U-Filter for telescopes.
  • Blocks unwanted light, improves image contrast.
  • High transmission rate ensures bright, clear views.
  • Durable filter material guarantees long-term use.

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Baader Planetarium 50x50mm Squ Picture

Baader Planetarium 50x50mm 3.5nm Ultra-Narrowband H-alpha CCD Imaging Filter

SKU: AAFHALNUSQ50MFR: FHALNU-SQ50
(1)
  • 3.5nm H-alpha filter: captures sharp CCD images.
  • 50x50mm square filter: ensures maximum light capture.
  • Ultra-narrowband filter: reduces light pollution.
  • Baader Planetarium filter: superior image quality.
  • Dielectrically coated: plane optically polished.

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NiSi 49mm Natural Night Filter Picture

NiSi 49mm Natural Night Filter

SKU: IANIRNGT49MFR: NIR-NGT-49
(3)
  • 49mm Filter blocks light pollution precisely.
  • Enhance night sky images with optimal transmission.
  • Durable construction ensures lasting performance.
  • Threaded compatibility for easy telescope setup.
  • H-K9L optical glass delivers superior clarity.

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Baader Planetarium 1.25" Neutr Picture

Baader Planetarium 1.25" Neutral Density 3.0 Multicoating Filter

SKU: AA2458346MFR: FND3-1
(1)
  • Enhances object contrast with neutral density 3.0.
  • Minimizes light pollution for clearer observations.
  • 1.25" filter size ensures threaded compatibility.
  • Premium multicoating maximizes filter transmission.
  • Durable material guarantees long-lasting performance.

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$55.00
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Baader Planetarium 100mm Astro Picture

Baader Planetarium 100mm AstroSolar Spotting Scope Filter

SKU: AA2459338MFR: ASSF-100
(7)
  • Premium filter quality ensures safe solar viewing.
  • AstroSolar filter: Sharp, high-contrast solar details.
  • 100mm filter size for spotting scope compatibility.
  • Durable build: Long-lasting solar observation filter.
  • Enhances contrast for detailed solar observation.

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$76.00
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Cokin Nuances Clearsky Light P Picture

Cokin Nuances Clearsky Light Pollution Filter, 67mm

SKU: CKCNSKY67MFR: CNSKY-67
(6)
  • 67mm filter eliminates light pollution effectively.
  • High-resolution glass ensures optimal clarity.
  • Enhance contrast with this telescope filter.
  • Durable material for lasting filter quality.
  • Multi-coated optics maximize transmission rate.

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Cokin Nuances Clearsky Light P Picture

Cokin Nuances Clearsky Light Pollution Filter, 58mm

SKU: CKCNSKY58MFR: CNSKY-58
(6)
  • 58mm Cokin filter reduces light pollution effectively.
  • High-resolution glass ensures optimal color correction.
  • Durable filter material for long-lasting performance.
  • Multi-coated optics provide superior transmission rate.
  • Minimizes light scatter for clearer night sky views.

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Baader Planetarium UHC-S Nebul Picture

Baader Planetarium UHC-S Nebula Filter 2", L-Booster

SKU: AA2458276MFR: FUHC-2
(1)
  • Baader UHC-S Filter: Boosts nebula image contrast.
  • 2" Telescope Filter: Maximizes light transmission.
  • Enhances viewing with premium blocking performance.
  • Standard threaded compatibility: Easy telescope use.
  • Durable construction ensures lasting filter life.

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$147.00
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Cokin Nuances Clearsky Light P Picture

Cokin Nuances Clearsky Light Pollution Filter for Medium (P) Holders, 84mm

SKU: CKNNPSKYMFR: NNPSKY
(6)
  • Reduces light pollution for clearer astrophotography.
  • 84mm filter size fits Cokin's Medium (P) holders.
  • Neodymium glass enhances image quality & sharpness.
  • Multi-coated for superior light transmission rate.
  • Minimizes atmospheric haze with specialized filter type.

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NiSi 82mm Natural Night Filter Picture

NiSi 82mm Natural Night Filter

SKU: IANIRNGT82MFR: NIR-NGT-82
(6)
  • Reduces light pollution with advanced filter tech.
  • 82mm filter size ensures secure threaded compatibility.
  • H-K9L optical glass delivers superior image contrast.
  • Durable material ensures lasting filter performance.
  • Minimizes yellow cast for clearer night sky images.

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$179.00
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Explore Scientific 2" H-Beta N Picture

Explore Scientific 2" H-Beta Nebula Filter

SKU: ES310230MFR: 310230
(1)
  • Enhance astrophotography with H-Beta nebula filter.
  • 94.5% transmission for superior nebula observation.
  • 2" filter size ensures threaded compatibility.
  • Durable material provides lasting filter performance.
  • Optimized aperture size improves image contrast.

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$179.99
$215.98
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Baader Planetarium 240mm Astro Picture

Baader Planetarium 240mm AstroSolar Telescope Filter

SKU: AA2459317MFR: ASTF-240
(7)
  • 240mm AstroSolar Filter for safe solar viewing.
  • Premium telescope filter for high magnification.
  • Achieve optimal image contrast with this solar filter.
  • Features AstroSolar Safety Film for secure observation.
  • Designed for white light solar wavelength viewing.

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$190.00
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Baader Planetarium 31mm Round  Picture

Baader Planetarium 31mm Round f/2 High-speed Oxygen-III Nebula Filter, Unmounted

SKU: AAFIIIHSRD31MFR: FOIIIHS-RD31
(1)
  • Maximize image contrast with Oxygen-III filter.
  • 31mm filter enhances planetary detail at 502nm.
  • Ideal for CCD, H-alpha, and f/2 high-speed scopes.
  • Durable material ensures long filter life.
  • Minimizes light pollution for clearer images.

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$197.00
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Baader Planetarium 1.25" Round Picture

Baader Planetarium 1.25" Round O-III f/2 Highspeed Filter with LPFC Mount

SKU: AA2459394MFR: FOIIIHS-1
(1)
  • Maximize contrast with this narrowband O-III filter.
  • 1.25" filter size; LPFC mounted for easy telescope use.
  • Ideal for CCD imaging with fast f/2 high-speed optics.
  • Minimizes light pollution; enhances O-III transmission.
  • Dielectrically coated for plane optically polished views.

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Baader Planetarium 1.25" Round Picture

Baader Planetarium 1.25" Round 3.5nm Ultra-Narrowband H-alpha CCD Imaging Filter

SKU: AAFHALNU1MFR: FHALNU-1
(1)
  • 3.5nm H-alpha filter for superior CCD imaging.
  • Minimizes light pollution with narrowband technology.
  • 1.25" filter size fits standard telescope eyepieces.
  • Durable, high-quality Baader Planetarium filter.
  • Maximizes transmission rate at 656.3nm wavelength.

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Baader Planetarium 50x50mm Squ Picture

Baader Planetarium 50x50mm Square f/2 High-speed Oxygen-III Nebula Filter

SKU: AAFIIIHSSQ50MFR: FOIIIHS-SQ50
(1)
  • Maximize contrast with this Oxygen-III nebula filter.
  • 50x50mm square filter perfect for fast astrographs.
  • Dielectrically coated filter ensures optical precision.
  • 502nm central wavelength for optimal light transmission.
  • Ideal narrowband filter for CCD & H-alpha imaging.

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NiSi 40.5mm Natural Night Filt Picture

NiSi 40.5mm Natural Night Filter

SKU: IANIRNGT405MFR: NIR-NGT-40.5
(3)
  • NiSi 40.5mm filter reduces light pollution effectively.
  • Enhance contrast with this durable night sky filter.
  • 40.5mm thread size ensures secure telescope mounting.
  • Optical glass build offers premium filter quality.
  • Minimize yellow light with this pollution filter.

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$105.00
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NiSi 46mm Natural Night Filter Picture

NiSi 46mm Natural Night Filter

SKU: IANIRNGT46MFR: NIR-NGT-46
(3)
  • 46mm Natural Night Filter: Reduces light pollution.
  • H-K9L optical glass ensures premium filter quality.
  • Reduces yellow light from various light sources.
  • Ideal for night sky photography & videography use.
  • Durable filter build for long-term reliability.

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$109.00
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NiSi 52mm Natural Night Filter Picture

NiSi 52mm Natural Night Filter

SKU: IANIRNGT52MFR: NIR-NGT-52
(3)
  • 52mm Filter blocks light pollution effectively.
  • Enhance night sky images with natural night filter.
  • Durable H-K9L optical glass ensures filter quality.
  • Reduces yellow light from vapor lamps effectively.
  • Broad-band light pollution reduction filter tech.

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$115.00
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NiSi 72mm Natural Night Filter Picture

NiSi 72mm Natural Night Filter

SKU: IANIRNGT72MFR: NIR-NGT-72
(3)
  • 72mm Filter blocks light pollution effectively.
  • Enhance night sky images with optimal transmission.
  • Durable construction ensures lasting filter quality.
  • Threaded compatibility for easy telescope setup.
  • H-K9L optical glass provides superior clarity.

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$159.00
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Baader Planetarium 115mm Astro Picture

Baader Planetarium 115mm AstroSolar Spotting Scope Filter

SKU: AA2459339MFR: ASSF-115
(7)
  • Premium AstroSolar film ensures safe solar viewing.
  • 115mm aperture provides detailed solar observation.
  • Optical Density 5 filter for optimal light control.
  • Durable material guarantees long-lasting filter use.
  • Enhances contrast for sharper solar details.

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$81.00
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Baader Planetarium Yellow 495n Picture

Baader Planetarium Yellow 495nm Long-Pass Filter, 2" Eyepiece

SKU: AA2458311MFR: FCFY-2
(1)
  • Enhances planetary views with 495nm filter precision.
  • 2" threaded compatibility for telescopes eyepieces.
  • Yellow filter boosts contrast, reveals surface detail.
  • Premium Baader Planetarium filter for optimal viewing.
  • Minimizes glare, maximizes blocking performance.

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$89.00
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