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  8. Celestron Oxygen III…
Celestron

Celestron Oxygen III Narrowband Filter 1.25" | Isolates Oxygen III Emission for Nebulae Viewing

Celestron Oxygen III Narrowband Filter 1.25" | Isolates Oxygen III Emission for Nebulae Viewing - main product image
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₹15,300₹18,250

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Celestron Oxygen III Narrowband Filter 1.25" | Isolates Oxygen III Emission for Nebulae Viewing — black
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Celestron Oxygen III Narrowband Filter 1.25" | Isolates Oxygen III Emission for Nebulae Viewing — Oxygen III Narrowband Filter - 2"
Oxygen III Narrowband Filter - 2"
₹18,130
₹24,020
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Enhance Nebula Imaging with Celestron Filter

About this item

Celestron Oxygen III Narrowband Filter is a 1.25" accessory designed for astrophotography and visual observation of nebulae. It isolates the doubly-ionized oxygen emission lines at 496 and 501nm, providing high contrast images of planetary and emission nebulae. The filter features an ultra-hard, vacuum-deposited coating that blocks the entire spectrum from 400 to 700 nm, eliminating color halos and enhancing detail. Made of high-quality, solid plane parallel glass, it is suitable for use with most standard telescopes. The filter's coatings ensure maximum light transmission and durability, making it ideal for amateur astronomers seeking professional-grade nebula imaging. Backed by a 2-year US warranty, it is supported by unlimited US-based support teams. Weighing just 0.01kg, it is compact and easy to handle, fitting standard 1.25" telescope accessories. The package dimensions are 3.0 x 1.0 x 3.0 inches, and it is manufactured in China.

Reviewers report that the Celestron Oxygen III filter significantly improves nebula visibility, especially in suburban locations with light pollution. Its high transmission coatings and narrowband design help reveal faint structures like the Veil, Ring, and Orion nebulae with remarkable clarity. The filter's durable coating prevents halos around bright stars, providing crisp, natural views. It is compatible with a wide range of telescopes and ideal for astrophotographers aiming for detailed, contrast-rich images. The product arrives factory-sealed, ready for immediate use, and is supported by a 2-year warranty from Celestron, a trusted name in astronomy since 1960. The lightweight design makes it portable for field use across India, and the included support ensures a smooth experience.

In India, this filter offers astronomers a high-quality, imported solution for nebula observation, outperforming many local filters in contrast and durability. Delivered via ExpressBox, it arrives within 11-13 days, with all duties and GST included. Its compact size and robust construction make it suitable for both amateur and serious astronomers seeking detailed nebula views without the need for dark-sky sites. The product is priced competitively considering its advanced coatings and precision manufacturing, providing excellent value for nebula enthusiasts across Indian cities.

Key Features

  • The 1-1/4" OIII narrowband filter isolates just the two doubly-ionized oxygen lines (496 and 501nm lines) emitted by planetary and emission nebulae, while blocking the rest of the overall spectrum of light
  • Made in China
  • Package Dimensions : 3.0 L x 1.0 H x 3.0 W (inches)
  • Package Weight : 1.0 pounds
  • UNBEATABLE WARRANTY & SUPPORT: Buy with confidence from Celestron, a leading telescope brand in California since 1960. Your purchase includes a 2-Year US Warranty and unlimited support from our team of US-based experts.

Why choose this product

Advanced Coatings for Clearer Nebulae

The filter's vacuum-deposited coatings block all but the oxygen emission lines, delivering high-contrast images even in suburban light pollution. Outperforms standard filters with durable, high-transmission coatings, supported by a 2-year US warranty, ideal for serious amateur astronomers in India.

Ideal for Indian Astronomers & Field Use

Lightweight, compact, and factory-sealed, this filter is perfect for nebula observation from Indian cities. It enhances faint object visibility, making detailed astrophotography accessible without dark-sky sites. Backed by US support and warranty, it offers reliable, high-quality performance for enthusiasts across India.

How to use

  • Attach the Filter — Screw the 1.25" filter into your telescope's eyepiece or camera adapter, ensuring a snug fit for optimal light blocking.
  • Align and Focus — Point your telescope at a nebula target, focus sharply, and verify the oxygen emission lines are clearly visible through your eyepiece or camera.
  • Capture or Observe — Use for visual observation or astrophotography, adjusting exposure for faint nebula details. Clean with optical cloth after use.

Example scenarios

Typical situations where Celestron Oxygen III Narrowband Filter 1.25" | Isolates Oxygen III Emission for Nebulae Viewing helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

An amateur astronomer in Mumbai wants detailed nebula images from a light-polluted suburb.

How this product helps

Uses the Celestron Oxygen III filter to block city lights, revealing faint nebula structures, saving on dark-sky trips, with results in 1-2 nights.

Technical specifications

Setup & usage

Recommended UseVisual observation and astrophotography of nebulae
Support for 1.25" telescopesYes
Recommends cleaning withOptical cleaning cloth
Shelf lifeFactory-sealed, 2-year warranty
Cost per use₹15,300 per filter

Warranty

CrowCrowCrow helps you bring this product to India. Any warranty is offered by Celestronunder its own policy.

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How we compare

FeatureCelestron Oxygen IIIOthers
Spectrum Blocked400-700 nm spectrum, ultra-hard vacuum coatings, isolates oxygen lines at 496/501nmVaries by brand, often broader spectrum, less durable coatings, less effective at blocking light pollution
Build QualityHigh-quality, solid plane parallel glass, supported by US warrantyTypically lower-grade glass, limited warranty, variable durability
Size & Compatibility1.25" standard diameter, fits most telescopesMany local filters are 1.25" but may not match all telescope models
Price & Value₹15,300 with 2-year warrantyPrices range ₹3000-₹7000, often without warranty or advanced coatings

Product details

SKUxfz2277
GTIN00050234936231
BrandCelestron
MaterialGlass
Size1.25 inches
Weight0.01 kg (0.02 lbs)
Made inChina

About Celestron

Celestron has been a leading telescope and accessory brand since 1960, known for quality optical products worldwide.

Compliance & Legal

This is a photographic accessory, no medical or safety claims. Arrives factory-sealed, with 2-year US warranty. No hazardous materials involved.

Customer Reviews

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FAQ, See What Others Asked

Is the Celestron Oxygen III filter safe for use in India?
Yes, the Celestron Oxygen III Narrowband Filter is a high-quality, imported product designed for safe use with standard telescopes in India. It isolates specific emission lines, enhancing nebula contrast without any safety concerns.
How does this filter improve nebula viewing?
It isolates oxygen emission lines at 496 and 501nm, significantly increasing contrast and detail in nebulae images. Its coatings prevent halos and improve clarity even in light-polluted areas.
Can I use this filter with my telescope in India?
Most standard 1.25" telescopes are compatible. Check your telescope's focuser diameter; this filter fits standard 1.25" accessories, making it suitable for amateur and serious astronomers across India.
What is the warranty and support for this product?
Celestron offers a 2-year US warranty and unlimited support from US-based experts. The filter arrives factory-sealed, ready for immediate use, with support accessible for Indian users.
How do I clean and maintain the filter?
Use a soft optical cleaning cloth and avoid harsh chemicals. Store in a dry, dust-free environment to preserve the coatings and ensure long-lasting performance.
How long will it take to arrive in India?
Your order ships via ExpressBox and arrives within 11-13 days. All duties and GST are included, ensuring a smooth import process.

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Celestron Oxygen III Narrowband Filter 1.25" | Isolates Oxygen III Emission for Nebulae Viewing

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Celestron Oxygen III Narrowband Filter 1.25" | Isolates Oxygen III Emission for Nebulae Viewing

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Celestron Oxygen III Narrowband Filter 1.25" | Isolates Oxygen III Emission for Nebulae Viewing

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Celestron Oxygen III Narrowband Filter 1.25" | Isolates Oxygen III Emission for Nebulae Viewing

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Total price:

₹31,540

You save ₹4,630 (13%) Extra

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₹31,540

You save ₹4,630 (13%) Extra

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SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹15,300₹18,250

You Save ₹2,950

Estimated doorstep delivery by 23 Nov - 25 Nov from USA
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