ORION 5581 Oxygen Nebula Eyepiece Filter 1.25-INCH

( Brand: Orion ), ( Manufacturer Part Number: 5581 ), ( Part Type: Filter ), ( Country/region Of Manufacture: Korea, Republic Of ), ( Size: Inches )

Review ORION 1.25-inch 1.25 Oxygen iii Nebula Eyepiece Filter

The Orion 5581 1.25-inch Oxygen-III Nebula Filter is a must-have tool for any serious astronomer. This high-quality filter is specifically designed to enhance the viewing of emission nebulae, particularly those rich in oxygen ions.

Measuring 1.25 inches in diameter, this filter is compatible with most 1.25-inch eyepieces, making it a versatile addition to your telescope setup. The filter is made of high-density schott glass, which is known for its excellent optical quality and durability.

The Orion 5581 Oxygen-III Nebula Filter is coated with a proprietary process that maximizes transmission of oxygen ions while minimizing stray light and other unwanted emissions. This results in a stunningly sharp, clear, and vibrant view of nebulae, allowing you to see details that would otherwise be invisible.

This filter is ideal for observing nebulae such as the Orion Nebula, the Swan Nebula, and the Ring Nebula. It can also be used to enhance the viewing of other deep-sky objects, such as planetary nebulae and supernova remnants.

The Orion 5581 1.25-inch Oxygen-III Nebula Filter is easy to use. Simply screw it onto your eyepiece and adjust your telescope's focus for the best view. The filter is also compact and lightweight, making it easy to transport and store.

In summary, the Orion 5581 1.25-inch Oxygen-III Nebula Filter is a powerful tool for astronomers who want to explore the universe's most beautiful and intriguing objects. Its high-quality construction, excellent optical performance, and versatility make it a valuable addition to any telescope setup.

1. Enhances Oxygen III Nebula: This filter is specifically designed to enhance the viewing of Oxygen III Nebulae, making it an excellent choice for astrophotography or deep-sky observation.

2. Reduces Light Pollution: The filter helps to reduce the impact of light pollution, allowing you to observe fainter nebulae and stars more clearly.

3. Compatibility: The filter is compatible with a 1.25-inch eyepiece, making it easy to use with various telescopes.

4. Durability: Orion is a reputable brand known for its high-quality products, ensuring that the filter is durable and long-lasting.

1. Limited Usability: Since this filter is designed for Oxygen III Nebulae, it may not provide the same level of enhancement for other types of nebulae or stars.

2. Cost: As a specialized eyepiece filter, it may be more expensive than a general-purpose filter.

3. Potential Color Shift: While it enhances Oxygen III Nebulae, it may also cause a slight color shift in the image, which some users may find less appealing.

The Orion 5581 1.25 Oxygen-III Nebula Eyepiece Filter is an excellent choice for astrophotographers or deep-sky observers who are specifically interested in observing Oxygen III Nebulae. Its ability to reduce light pollution and enhance the viewing of these nebulae makes it a valuable tool for stargazing. However, its limited usability and potential color shift may make it less appealing to general users or those interested in observing a wide range of celestial objects.

If you are an avid astrophotographer or deep-sky observer with a specific interest in Oxygen III Nebulae, the Orion 5581 1.25 Oxygen-III Nebula Eyepiece Filter is highly recommended. Its durability, compatibility, and enhanced viewing capabilities make it a worthwhile investment. However, if you are looking for a more versatile filter or are not particularly interested in Oxygen III Nebulae, you may want to consider other options.

Details:

Recommended for use with telescopes of 8 aperture or greater best results and visual only. Our oxygen-iii filter provides extremely selective filtration to bring out elusive detail in diffuse and planetary nebula's. Eyepiece filter features high quality optical glass in a double-threaded, metal cell. The o-iii provides an even greater contrast boost on some objects than ultra block narrow band filter.

Orion's oxygen-iii o-iii eyepiece filter reveals wondrous details when viewing cloudy transmits close to 90 of the light corresponding 2 spectral lines at 496nm and 501nm for enhanced nebula detail in visual views completely blocks virtually all other visible wave lengths so views nebula's are optimized eyepiece features high quality optical glass a double-threaded, metal cell recommended use with telescopes 8 aperture or greater best results only you can't turn up luminosity on nebula's, but you can crank contrast between them sky reveal more their. From the oxygen-iii o-iii eyepiece filter reveals wondrous details when viewing cloudy nebula's. You'll see more detail than you ever could before in nebular gems such as the swan, ring, dumbbell, helix, and eagle, to name a few. Completely blocks virtually all other visible wave lengths of light so views nebula's are optimized.

Filter transmits close to 90 of the light corresponding 2 oxygen-iii spectral lines at 496nm and 501nm for enhanced nebula detail in visual views. Try the o-iii with a low-power 2 eyepiece and take in whole veil nebula. The results are remarkable. And for nebula's, every little bit helps.

It does so by transmitting close to 90 of the light corresponding two oxygen-iii spectral lines at 496nm and 501nm while completely blocking virtually all other wave length s.

specifications telesfil:

• brand: Orion
• mpn: 5581
• part type: Filter
• country/region of manufacture: Korea, Republic Of
• size: Inches

Shipping telesfil:

• type: Calculated
• handling: 2 days
• cost: $3.0

Returns telesfil:

• policy: no returns

Ratings:

1. Fast shipment. Excellent seller. Pleasure doing business. 01-08-18
2. item arrived on time and was as described and in great condition. 01-09-18
3. FAST SHIPPING 01-08-18

General telesfil:

• in stock: Yes
• condition: New
• sky viewing > telescope filters

Offer telesfil:

• quantity: 4
• bids: 0
• Started: January 9, 2018, 5:27 pm
• best offer: false
• Sold: 0

Payments telesfil:

• PayPal

Seller telesfil:

• city: Seattle, Washington
• zipcode: 98107

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