{"id":3826,"date":"2025-03-06T20:34:30","date_gmt":"2025-03-06T19:34:30","guid":{"rendered":"https:\/\/deep-space-astronomy.geekworkers.dev\/produit\/filtres-v-pegasus\/"},"modified":"2025-06-03T10:40:42","modified_gmt":"2025-06-03T08:40:42","slug":"filtres-v-pegasus","status":"publish","type":"product","link":"https:\/\/deep-space-astronomy.ch\/en\/product\/filtres-v-pegasus\/","title":{"rendered":"Pegasus V filters - 2\u2033 mounted"},"content":{"rendered":"<h2>Pegasus Astro Green filter<\/h2>\n<p>The filter <strong>Pegasus Astro Green<\/strong> is a high-quality photographic filter designed specifically for astrophotography. Here's a detailed description of its features and technical specifications:<\/p>\n<h3>Technical specifications<\/h3>\n<ul>\n<li><strong>Diameter :<\/strong> 50.8 mm (2 inches)<\/li>\n<li><strong>Thread :<\/strong> M48 x 0.75 mm<\/li>\n<li><strong>Total thickness :<\/strong> 7.5 mm (5 mm filter body + 2.5 mm thread)<\/li>\n<li><strong>Glass thickness :<\/strong> 2 mm<\/li>\n<li><strong>Transmission range :<\/strong> Tave &gt; 95%, 500-550 nm<\/li>\n<li><strong>Polishing :<\/strong> 1\/4 wavelength<\/li>\n<li><strong>Coating :<\/strong> Anti-reflective multilayer<\/li>\n<li><strong>Type :<\/strong> Band-pass filter<\/li>\n<\/ul>\n<h3>Features and benefits<\/h3>\n<ul>\n<li><strong>Optimum transmission :<\/strong> The Pegasus Green filter offers exceptional transmission of over 95% in the 500 to 550 nm range, corresponding to the green region of the visible spectrum.<\/li>\n<li><strong>Infrared block :<\/strong> This filter is designed to effectively block infrared wavelengths, improving image sharpness and reducing thermal noise.<\/li>\n<li><strong>Parafocality:<\/strong> Like all Pegasus Astro filters, the Green filter is parafocal with the other filters in the LRGB series. It is generally not necessary to refocus when changing filters.<\/li>\n<li><strong>Superior optical quality :<\/strong> The 1\/4-wavelength polish guarantees excellent image quality and optimum sharpness.<\/li>\n<li><strong>Anti-reflective coating :<\/strong> The multi-layer anti-reflective coating eliminates halos, ghosting and unwanted reflections, improving contrast and overall image quality.<\/li>\n<li><strong>Durability:<\/strong> The filter is designed to resist scratches and temperature changes, ensuring long life and consistent performance in a wide range of operating conditions.<\/li>\n<\/ul>\n<h3>Astrophotography applications<\/h3>\n<p>The filter <strong>Pegasus Astro Green<\/strong> is particularly useful for :<\/p>\n<ul>\n<li><strong>RGB imaging :<\/strong> This filter is an integral part of an LRGB set for creating color composite images with monochrome cameras.<\/li>\n<li><strong>Deep sky astrophotography :<\/strong> Ideal for capturing the green details of nebulae and other celestial objects.<\/li>\n<li><strong>Reducing light pollution :<\/strong> The bandwidth of the Green filter is designed to block certain light pollution lines, improving color balance and separation.<\/li>\n<li><strong>Planetary imaging :<\/strong> It can be used to capture specific details on certain planets, such as the bands of Jupiter or the surface features of Mars.<\/li>\n<\/ul>\n<h3>Conclusion<\/h3>\n<p>In conclusion, the filter <strong>Pegasus Astro Green<\/strong> is a high-quality tool for astrophotography, offering excellent transmission in the green band while blocking out unwanted wavelengths. Its optical quality, durability and compatibility with other filters make it a top choice for demanding astrophotographers seeking to capture detailed, balanced images of the deep sky.<\/p>","protected":false},"excerpt":{"rendered":"<p>Filtre Pegasus Astro Green Le filtre Pegasus Astro Green est un filtre photographique de haute qualit\u00e9 con\u00e7u sp\u00e9cifiquement pour l&rsquo;astrophotographie. Voici une description d\u00e9taill\u00e9e de ses caract\u00e9ristiques et sp\u00e9cifications techniques : Sp\u00e9cifications techniques Diam\u00e8tre : 50,8 mm (2 pouces) Filetage : M48 x 0,75 mm \u00c9paisseur totale : 7,5 mm (5 mm pour le corps [&hellip;]<\/p>\n","protected":false},"featured_media":3825,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[517],"product_cat":[780],"product_tag":[],"class_list":{"0":"post-3826","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-pegasus","7":"product_cat-filtres-bande-etroite","9":"first","10":"on_supplier","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product\/3826","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=3826"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media\/3825"}],"wp:attachment":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media?parent=3826"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_brand?post=3826"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_cat?post=3826"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_tag?post=3826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}