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Consider the Carbon Series if you want less weight. This lets you note individual focuser positions for easy return to the correct focus when switching between visual use and photography. I bought this scope a few weeks ago. We want to get you into the observing setup that bests fits your needs. Removing the dew shield will give you access to the lens centering screws in the sides of the lens cell, which you can then adjust yourself by referring to the supplied instructions. Fully multicoated optics: The ES127 triplet objective lens has EMD™ (Enhanced Multilayer Deposition) antireflection multicoatings on all air-to-glass surfaces for high light transmission, minimal light scatter, and excellent contrast. Explore Scientific Air-Spaced Apochromatic Triplets have true APO optics and are diffraction limited at .25PV or better. This thing is AWESOME. I also purchased the ES field flattener, and stars are round all the way to the edges. | 10 Review(s) The OTA seems we’ll constructed and it looks like a bazooka compared to my smaller scopes. Below you will find highlights on all of the ingredients used to create Explore Scientific Triplet APO refractors, including a very liberal warranty that speaks volumes about the confidence we have in our telescopes! I bought this OTA a couple of years ago at a much higher price to replace an AT10RCF which was just too heavy for me to handle any longer. It works wonders with imaging and after a year I can say this scope will be in my tool box for a long time. Great for astrophotography and critical visual observations, the Explore Scientific ED127 Essential Series Triplet APO Refractor utilizes … The views thru the FCD1 127mm were stunning!! I own an ES 115mm f5.5 FPL-53 scope and couldn't be happier with it. A standard service charge applies for factory realignment. The result is to reduce spurious color halos and fringing to vanishingly low levels. We understand that many of our products are technical in nature and require support. The Explore Scientific ES127 uses a premium Hoya ED glass element and state-of-the-art optical multicoatings in its apochromatic air-spaced ED triplet optics. At just under 18 pounds without the finder scope it was portable and so far it’s done it’s best work on the moon and planets. Enhanced Multi-Layer Coatings (EMD) are deposited on optical elements to boost contrast and eliminate light scatter; and contrast is further enhanced with the installation of matte black knife-edge baffles in the optical tube assembly. Explore Scientific 127 mm Essential Series Air-Spaced ED Triplet Refractor OTA. More On The Way - Regularly Stocked Product On Order With The Supplier. All materials had to be top-notch, so genuine Hoya extra-low dispersion (ED) Dense Fluor Crown (FCD1) glass was chosen, and then experienced craftsmen shaped and polished the elements that would form the foundation of a high-quality, true APO refractor. Sign up for savings and product announcements. The Explore ED127 telescope has a focal length of 952mm and an f/ratio of 7.5. Of course, long focal length imaging is no longer possible but light pollution has forced me into narrowband imaging anyway - and this scope is perfect for it. The focuser seems kind of cheap but I planned on replacing it with a Moonlite. I highly recommend the scope and defy anyone to find a triplet refractor at this price point. Two 2" draw tube extensions are included to let adjust the back focus when using a diagonal and eyepieces versus a camera. Dew shield: The supplied retractable dew shield slows the formation of dew on the lens in cold weather to extend your undisturbed observing time. The "Vixen-style" plate fits mounts made by Explore, Meade, Celestron, Vixen & others. The Explore Scientific ED127 Essential Edition is a large 5-inch apochromatic refractor at a truly amazing price. The precision gears allow operation with a minimum of backlash on all nine slewing speeds. Astronomics is a family-owned business that has been supplying amateur astronomers, schools, businesses, and government agencies with the right optical equipment and the right advice since 1979. Fine optics, Light weight, Great price. Mounting rings and dovetail: The ES127 has dual split mounting rings with a dovetail plate that fits the Vixen-style dovetail slot on the head of many of the most popular medium capacity German equatorial mounts. The ED127 127mm f/7.5 Essential Apochromatic ED Triplet Refractor Telescope from Explore Scientific features a triplet apochromatic lens system with Extra-low Dispersion (ED) glass and Explore Scientific's proprietary anti-reflection EMD fully multicoated optics. The ES127 has turned out to be perfect for me both in weight and imaging capability.

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