CATSEYE Collimation has announced its new “wired” video BLACKCAT XLV Cheshire System for telescope collimation. As the CATSEYE team notes, “The new CATSEYE Collimation Wired Video Collimation System brings the precision of passive-tool collimation into the world of digital collimation.” The “visual by eye” CATSEYE collimation tool has been replaced […]
The Fujinon TECHNO-STABI Stabilized Binoculars offer an advanced electronic stabilization system that corrects for hand movements and vibrations ensuring a stable and clear view when holding the binoculars. Whether observing the night sky, on a moving boat, hiking trails, or observing wildlife from a distance, the binoculars offer easy an […]
The Tele Vue Nagler Type 7 eyepieces are the next generation of TeleVue Nagler design. Pricing is to be announced soon, and the first shipments are due in Summer 2025. As the Tele Vue team notes, “The Nagler Type 7 series was developed as a natural extension of our highly […]
In this issue Larry Alvarez introduces and reviews the new SHG700 SpectroHelioGraph for solar imaging; Jim Thompson offers an in-depth overview of the many different products available for solar observing and imaging; Dr. James Dire takes a look back at his experiences with the 2024 Great North America Solar Eclipse; […]
The new Astro-Tech AT150EDL from Astronomics is the largest in the company’s EDL doublet refractor series which includes the Astro-Tech AT102EDL and the Astro-Tech AT125EDL. The Astro-Tech AT150EDL offers 150mm aperture, 1200mm focal length and f/8 focal ratio. The air-spaced doublet lens uses premium FCD-100 ED (Extra-low Dispersion glass) with […]
Two new Astro-Tech EDX Triplet APOs have been introduced by Astronomics – the Astro-Tech AT90EDX f/6 Triplet APO and the Astro-Tech AT130EDX f/7 Triplet APO. The telescopes are an offshoot of the company’s popular Astro-Tech AT90CFT. As Astronomics’ Mike Bieler notes about the scopes, “The EDX series started off as […]
The BinoTechno Binocular Refractor Cradle from Japan is a specialized platform designed to facilitate the parallel mounting of paired refractor telescopes, effectively creating a binoscope system. This configuration allows for enhanced binocular observation, providing a more immersive and detailed viewing experience. It is ideal for small refractors with apertures up […]
New Baader T-2, M48 and M54 Tilters have been added to the Baader Planetarium M68, UFC and FCCT I/II Tilter family lineup which helps compensate for image plane tilt. These three new models use the popular and widely used T-2, M48 and M54 thread adaptations. If the edges of your […]
The DWARF 3 Smart Telescope features a dual-lens design, combining a telephoto lens optimized for deep-sky object imaging with a wide-angle lens for capturing panoramic sky views. This versatile optical system enables users to seamlessly switch between detailed imaging of galaxies and nebulae and expansive star field observations, ensuring a […]
Exploring the Universe: A Practical Guide for Hobbyists by Dr. James Dire is an insightful resource tailored for both novice and seasoned amateur astronomers. Part of the highly popular The Patrick Moore Practical Astronomy Series, the book offers a comprehensive journey through the cosmos, emphasizing what can be achieved with […]
The ZWO Seestar S30 Smart Telescope is designed to make astrophotography accessible and simple for those new to astronomy or those who want to maximize their time under the stars. Combining advanced optics, intelligent features, and user-friendly controls, it offers a seamless experience for capturing and sharing celestial images from […]
In this article Matt Harmston shows that, in theory, establishing ideal backfocus is straightforward: Insert spacers and accessories between the two surfaces such that their collective thicknesses match the manufacturer specified back-focus distance. However, as he details, in practice the fine-tuning of back-focus distance is a precision exercise. A few […]
