{"id":14321,"date":"2026-03-26T14:36:06","date_gmt":"2026-03-26T13:36:06","guid":{"rendered":"https:\/\/deep-space-astronomy.ch\/?post_type=product&#038;p=14321"},"modified":"2026-03-26T14:36:20","modified_gmt":"2026-03-26T13:36:20","slug":"sky-watcher-evostar-90-az-3","status":"publish","type":"product","link":"https:\/\/deep-space-astronomy.ch\/en\/product\/sky-watcher-evostar-90-az-3\/","title":{"rendered":"Sky-Watcher EVOSTAR 90 AZ-3"},"content":{"rendered":"<h3>Sky-Watcher EVOSTAR 90 AZ-3: versatile telescope for terrestrial and celestial observation<\/h3>\n<p>Visit <strong>Sky-Watcher EVOSTAR 90 AZ-3<\/strong> is an achromatic telescope designed for high performance in both terrestrial observation and astronomy. Ideal for demanding beginners and more experienced users alike, it stands out for its high optical quality, ease of use and versatility. Whether you want to observe landscapes during the day or explore the wonders of the night sky, this scope is a reliable, high-performance choice.<\/p>\n<p>Equipped with a <strong>90 mm diameter<\/strong>, it captures <strong>65 % more light than a 70 mm model<\/strong>, for brighter, more detailed images. Its <strong>900 mm<\/strong> with a focal ratio of <strong>f\/10<\/strong> guarantees excellent contrast and precision, particularly suitable for high-magnification observation.<\/p>\n<h3>High-precision achromatic optics<\/h3>\n<p>The Sky-Watcher EVOSTAR 90 is a two-lens (achromatic doublet), designed to limit chromatic aberrations while maintaining excellent image sharpness. This classic but tried-and-tested design delivers clear, high-contrast, true-to-life images.<\/p>\n<p>The lens benefits from <strong>Multi-Coated<\/strong>, The result: brighter images with better contrast and finer detail, whether you're observing the Moon, planets or terrestrial targets. The result is brighter images, with better contrast and finer detail, whether you're observing the Moon, planets or terrestrial targets.<\/p>\n<p>Thanks to its optical performance close to the diffraction limit, this telescope offers remarkable image quality for its class, particularly in planetary and lunar observation.<\/p>\n<h3>Ideal performance for high magnification<\/h3>\n<p>With the eyepieces supplied, the EVOSTAR 90 AZ-3 achieves magnifications of <strong>x36 and x90<\/strong>. Its theoretical maximum capacity is <strong>x180<\/strong>, ideal for studying details of the lunar surface, Jupiter's cloud bands or Saturn's rings.<\/p>\n<p>Its f\/10 focal ratio ensures excellent detail at high magnification, while offering a stable, high-contrast image. This makes it particularly suitable for observing solar system objects.<\/p>\n<h3>Earth observation and night sky<\/h3>\n<p>One of the great advantages of the Sky-Watcher EVOSTAR 90 AZ3 is its versatility. Thanks to the angled transmission <strong>45\u00b0 with straightened image<\/strong>, It's perfect for daytime terrestrial observation. You can observe landscapes, animals or distant objects with a straight, comfortable image.<\/p>\n<p>In astronomy, it excels at observing the Moon and planets, as well as bright star clusters and deep sky objects. Its optical quality guarantees an immersive, pleasurable experience.<\/p>\n<h3>AZ-3 mount: simplicity and precision<\/h3>\n<p>The bezel is mounted on a <strong>AZ-3 Deluxe alt-azimuthal frame<\/strong>, It is renowned for its ease of use and precision. It allows smooth movements on the horizontal (azimuth) and vertical (altitude) axes.<\/p>\n<p>Visit <strong>slow-motion controls<\/strong> offer precise pointing control, ideal for tracking celestial or terrestrial objects with ease. This intuitive mount is particularly suitable for beginners, while remaining effective for more advanced observations.<\/p>\n<p>The sturdy aluminum tripod ensures good stability, essential for taking full advantage of the scope's optical capabilities. The integrated accessory tray keeps your eyepieces and accessories close at hand.<\/p>\n<h3>Easy to use and quick to learn<\/h3>\n<p>The Sky-Watcher EVOSTAR 90 AZ3 has been designed to offer a simple and pleasant user experience. Its quick installation and intuitive operation mean you can start observing in just a few minutes.<\/p>\n<p>The researcher <strong>6\u00d730<\/strong> makes it easy to locate objects, while the alt-azimuth mount enables natural sky navigation. This combination makes it an ideal instrument for uncomplicated astronomy beginners.<\/p>\n<h3>Technical specifications of the Sky-Watcher EVOSTAR 90 AZ-3<\/h3>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<tbody>\n<tr>\n<th>Features<\/th>\n<th>Detail<\/th>\n<\/tr>\n<tr>\n<td>Type<\/td>\n<td>Achromatic telescope<\/td>\n<\/tr>\n<tr>\n<td>Lens diameter<\/td>\n<td>90 mm<\/td>\n<\/tr>\n<tr>\n<td>Focal length<\/td>\n<td>900 mm<\/td>\n<\/tr>\n<tr>\n<td>Focus report<\/td>\n<td>f\/10<\/td>\n<\/tr>\n<tr>\n<td>Light collection<\/td>\n<td>65 % more than a 70 mm<\/td>\n<\/tr>\n<tr>\n<td>Magnifications supplied<\/td>\n<td>x36 \/ x90<\/td>\n<\/tr>\n<tr>\n<td>Maximum magnification<\/td>\n<td>x180<\/td>\n<\/tr>\n<tr>\n<td>Eyepieces<\/td>\n<td>1.25\u2033 (supplied)<\/td>\n<\/tr>\n<tr>\n<td>Angled return<\/td>\n<td>45\u00b0 straightened image (1.25\u2033)<\/td>\n<\/tr>\n<tr>\n<td>Optical treatment<\/td>\n<td>Multi-coated lens<\/td>\n<\/tr>\n<tr>\n<td>Researcher<\/td>\n<td>6\u00d730<\/td>\n<\/tr>\n<tr>\n<td>Frame<\/td>\n<td>AZ3 Deluxe alt-azimutale<\/td>\n<\/tr>\n<tr>\n<td>Control<\/td>\n<td>Slow movements on two axes<\/td>\n<\/tr>\n<tr>\n<td>Tripod<\/td>\n<td>Aluminium with accessory tray<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Why choose the Sky-Watcher EVOSTAR 90 AZ-3?<\/h3>\n<p>The Sky-Watcher EVOSTAR 90 AZ3 is a versatile, high-performance and easy-to-use telescope. It is an excellent choice for those who wish to combine terrestrial and astronomical observation with a single instrument.<\/p>\n<p>Thanks to its optical quality, stability and ease of use, it lets you make the most of every observing session, whether during the day or under the stars. It's an ideal investment for beginners or advanced astronomers, with reliable, long-lasting equipment.<\/p>","protected":false},"excerpt":{"rendered":"<p>Sky-Watcher EVOSTAR 90 AZ-3 : lunette astronomique polyvalente pour observation terrestre et c\u00e9leste La Sky-Watcher EVOSTAR 90 AZ-3 est une lunette astronomique achromatique con\u00e7ue pour offrir des performances \u00e9lev\u00e9es aussi bien en observation terrestre qu\u2019en astronomie. Id\u00e9ale pour les d\u00e9butants exigeants comme pour les utilisateurs plus exp\u00e9riment\u00e9s, elle se distingue par sa grande qualit\u00e9 optique, [&hellip;]<\/p>\n","protected":false},"featured_media":14322,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[822],"product_cat":[384,759,754,20],"product_tag":[],"class_list":{"0":"post-14321","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-sky-watcher","7":"product_cat-lunettes_refracteurs","8":"product_cat-alt-azimutales","9":"product_cat-lunettes-achromatiques","10":"product_cat-montures","12":"first","13":"on_supplier","14":"taxable","15":"shipping-taxable","16":"purchasable","17":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product\/14321","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/comments?post=14321"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media\/14322"}],"wp:attachment":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media?parent=14321"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_brand?post=14321"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_cat?post=14321"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_tag?post=14321"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}