SPECTRUM TELESCOPE ST-77MM Solar Film Filter

( Brand: Spectrum Telescope ), ( Manufacturer Part Number: ST-77MM ), ( Part Type: Film Filter ), ( Country/region Of Manufacture: United States )

Review SPECTRUM TELESCOPE Solar Film Filter 77mm

The ST-77mm Solar Film Filter is an essential tool for astronomers and photography enthusiasts seeking to safely observe or capture the sun's dynamic activity. This high-quality filter is specifically designed for telescopes with a 77mm aperture, ensuring a perfect fit and optimal performance.

The ST-77mm Solar Film Filter boasts a dense aluminum frame, providing robustness and durability, making it a reliable companion for your telescope. The filter's glass surface is coated with a special solar-safe material that allows for safe and vibrant viewing of solar phenomena, such as solar flares, sunspots, and the solar corona, while protecting your eyes and telescope from harmful solar radiation.

This solar filter features a dark gray color, which helps to reduce glare and enhance contrast, allowing you to discern subtle details in the solar surface. The filter is also designed with a narrowband passband, ensuring that you can capture stunning solar images with your DSLR or CCD camera, without overexposure or unwanted color casts.

The ST-77mm Solar Film Filter is easy to use and requires no additional mounting hardware. Simply attach it to your telescope's eyepiece or camera lens, and you're ready to explore the sun safely. The filter is also lightweight, making it a convenient addition to your telescope equipment, whether you're backpacking to a remote observing site or setting up at your backyard observatory.

In conclusion, the ST-77mm Solar Film Filter is a must-have accessory for any serious astronomer or solar photographer. Its durability, solar-safe coating, and narrowband passband make it an excellent tool for safe and stunning solar observations and imaging.

1. Safety: The primary advantage of using a solar filter is safety. It protects your eyes and the telescope from harmful solar radiation, preventing damage to both.

2. Enhanced Viewing: Solar filters allow you to observe the Sun's surface in greater detail, revealing features like sunspots, solar flares, and prominences that are not visible to the naked eye.

3. Wide Compatibility: The ST-77mm solar filter is compatible with a wide range of telescopes that have a 77mm filter thread, making it a versatile option for many users.

4. Durable and Long-Lasting: High-quality solar filters are made from materials like glass or ceramic that are resistant to scratches and damage, ensuring a long lifespan.

5. Cost-Effective: While the initial investment can be high, solar filters can be a cost-effective option in the long run, as they allow you to observe the Sun safely without the need for expensive solar telescopes.

1. Limited Use: Solar filters are designed for observing the Sun, so their use is limited to solar astronomy. They cannot be used for other types of astronomy.

2. Potential Color Distortion: Some solar filters may distort the color of the Sun, which can affect the quality of your observations. It's important to choose a high-quality filter to minimize this issue.

3. Expensive: High-quality solar filters can be quite expensive, especially for larger sizes. This may be a barrier for some users with a limited budget.

4. Requires Precision: Solar filters require precise alignment with the telescope to ensure proper image quality. Misalignment can result in vignetting or other image distortions.

The ST-77mm solar filter is a valuable tool for safe and detailed solar astronomy. Its wide compatibility, durability, and potential for cost-effectiveness make it an attractive option for many telescope users. However, its limited use, potential color distortion, and high cost are factors to consider before making a purchase. Ultimately, the decision to buy a solar filter depends on your specific needs and budget as a solar observer.

If you are interested in solar astronomy, a high-quality ST-77mm solar filter can be a worthwhile investment. Look for filters made from materials like glass or ceramic, and ensure they meet ISO 12312-2 standards for solar safety. Research different brands and read customer reviews to find a filter that offers the best balance of quality, price, and compatibility with your telescope.

Details:

part #: st77mm prices

• $60.74-$76.95

specifications telesfil:

• brand: Spectrum Telescope
• mpn: St-77mm
• part type: Film Filter
• country/region of manufacture: United States

Returns telesfil:

• type: Money Back
• policy: returns accepted
• time: 30 Days
• paid by: Buyer
• details: Product must be returned in original packing and packaged the same way it was received. Your return address must be clearly marked on your package. contact Spectrum Telescope The following information must be included with all returns: Your Name Your Complete Address Phone Number Reason for Return Purchase price is fully refunded upon our receiving the package with the refund amount being credited back to your credit card, PayPal, or a business check will bemailed.

Ratings:

1. What an awesome filter at a great price - Super nice seller Thanks Again!! 04-25-17
2. Item as described. fast shipping A 04-25-17
3. Great deal. Fast delivery. Would repeat. 04-24-17
4. can't Wait Until August 21st for theThank You! 04-18-17
5. still in box 04-21-17

Payments telesfil:

• PayPal

Offer telesfil:

• bids: 0
• quantity: 3
• best offer: false
• Sold: 1
• Started: April 18, 2017, 11:17 am

General telesfil:

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

Shipping telesfil:

• type: Calculated
• handling: 2 days

Seller telesfil:

• zipcode: 93010
• city: Camarillo, California

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