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Futuristic Daystar Off Axis Erf 125mm With 460mm Cap # E-460f125 Massive 55% Savings [Lnezsfg8]

$47.99 $153.99 -69%

Daystar Off Axis ERF 125mm Cap for SCT Telescopes Experience unparalleled solar observing with the Daystar Off Axis ERF 125mm with 460mm Cap, a perfect match for Schmidt-Cassegrain telescopes. This advanced filter system is designed to protect your o

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Futuristic Daystar Off Axis Erf 125mm With 460mm Cap # E-460f125 Massive 55% Savings [Lnezsfg8]

Daystar Off Axis ERF 125mm Cap for SCT Telescopes

Experience unparalleled solar observing with the Daystar Off Axis ERF 125mm with 460mm Cap, a perfect match for Schmidt-Cassegrain telescopes. This advanced filter system is designed to protect your optics and enhance solar performance, ensuring a safe and clear viewing experience. The 125mm clear aperture, combined with the 460mm off-axis cap, provides an optimal viewing angle and minimizes heat buildup, making it ideal for both amateur and professional astronomers.

Key Features and Benefits

The Daystar 125mm Energy Rejection Filter (ERF) is a research-grade filter that absorbs harmful ultraviolet (UV) and infrared (IR) radiation, while allowing visible light to pass through. This not only protects your optics but also enhances image clarity. The filter also serves as an aperture mask, ensuring a straight angle of incidence for incoming light. Key features include a 125mm clear aperture, a 460mm off-axis cap, and compatibility with Daystar filter systems at f/30 or slower. Additionally, the felt lining and nylon thumb screws provide a secure, non-scratch attachment.

Ordering and Customization

Made-to-order in the USA, this Daystar ERF is tailored to your specific needs. At checkout, please specify the exact telescope model and the outer diameter of the dew shield at the front of your telescope. With a current lead time of 1–2 weeks, you can expect a high-quality product that will elevate your solar observing experience. Whether you're a hobbyist or a professional, the Daystar Off Axis ERF 125mm with 460mm Cap is the perfect choice for optimizing your SCT telescope's performance.

What Our Customers Say

January 26, 2026

Absolutely no complaints!

It has a great, non-slip texture.

- Olivia Davis.

January 26, 2026

Absolutely no complaints!

A well-deserved five-star rating.

- Randy Bell.

January 26, 2026

Absolutely no complaints!

I'm impressed by the lack of any noticeable flaws.

- Xi_Factor.

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