Omegon 4x Premium Barlow Lens 1.25″
Overview
The Omegon 4x Premium Apochromatic Barlow Lens is a top-tier optical accessory for anyone looking to significantly increase their telescope's magnification without any compromise in image quality. Its four-element optical design delivers outstanding colour correction and eliminates chromatic aberrations - a common problem with lower-grade lenses. The result is a sharp, high-contrast and bright view of the night sky that will satisfy both visual observers and astrophotographers alike.
How It Works
The Barlow lens is inserted between the eyepiece and the telescope, multiplying the magnification of any eyepiece by a factor of four. Unlike inexpensive achromatic lenses that reduce contrast and distort the image, this premium apochromatic lens preserves full optical quality. A single Barlow lens can effectively replace the purchase of an additional eyepiece while retaining the comfortable eye relief of a longer focal length eyepiece. The benefit is twofold - cost savings and greater observing comfort, as eye relief remains generous even at high magnification.
Ideal for Planetary Photography
The Omegon Premium 4x Barlow Lens is exceptionally well suited for planetary imaging. When photographing planets, optical quality is absolutely critical - a poorly corrected lens causes blurred details and colour fringing that ruin the final images. The four optical elements feature multi-layer anti-reflection coatings that maximise light transmission, deliver high contrast and minimise distortion. Planets that appear as tiny bright discs without a Barlow lens are rendered at a workable size with clearly resolved surface detail at 4x magnification. The better the lens correction, the sharper and more detailed the resulting planetary image will be.
Build Quality and Design
The body of the Omegon Premium Barlow Lens is machined from aluminium, ensuring mechanical durability, low weight and a long service life. The central section is wrapped in a non-slip rubber grip that provides a secure and comfortable hold even on cold nights in the field. The precision machining of every component reflects careful manufacturing and attention to detail. The overall feel of the Barlow lens in the hand is unmistakably premium - the quality is evident at first glance and first touch.
Compression Ring Attachment
Eyepieces and astronomical cameras are attached via a compression ring, which provides secure and even clamping without any risk of damaging the chrome barrel of the eyepiece. The compression ring is a significant advantage over traditional set screws, which can scratch or mark delicate eyepiece surfaces. Thanks to this attachment system, the Omegon Barlow Lens is equally suitable for use with both eyepieces and astronomical cameras.
Technical Specifications
| Parameter |
Value |
| Magnification factor |
4x |
| Barrel diameter |
1.25″ |
| Optical design |
Apochromatic, 4-element |
| Lens coatings |
Multi-layer anti-reflection |
| Body material |
Aluminium with rubber grip ring |
| Eyepiece / camera attachment |
Compression ring |
About Omegon
Omegon is a brand created by astronomers for astronomers, built on the principle of combining premium optical quality with accessibility for a wider audience of enthusiasts. The brand's philosophy stems from the conviction that high-end astronomical accessories should be available not only to professionals but also to experienced amateurs who demand the best from their equipment. Omegon offers an extensive range of astronomical accessories - from eyepieces and Barlow lenses to filters, mounts and complete telescope systems. Every product undergoes rigorous quality control and is designed to deliver long-term reliability even under demanding night-sky observing conditions. Choosing Omegon means investing in an accessory that will serve you equally well whether you are taking your first steps in astronomy or pursuing advanced visual observation and astrophotography.
Why Choose the Omegon 4x Premium Barlow Lens?
- 4-element apochromatic design for virtually zero chromatic aberration
- Multi-layer coatings for maximum light transmission and contrast
- Quadruples the magnification of any 1.25″ eyepiece
- Compression ring protects eyepiece and camera barrels from scratches
- Compatible with both visual eyepieces and astronomical cameras
- Durable aluminium body with comfortable non-slip rubber grip
- Replaces the need for a dedicated short focal length eyepiece while preserving eye relief
- Excellent choice for high-resolution planetary observation and imaging
