{"id":13594,"date":"2026-02-22T16:30:51","date_gmt":"2026-02-22T15:30:51","guid":{"rendered":"https:\/\/deep-space-astronomy.ch\/?post_type=product&p=13594"},"modified":"2026-04-15T10:56:32","modified_gmt":"2026-04-15T08:56:32","slug":"ls40tha-b1200rp","status":"publish","type":"product","link":"https:\/\/deep-space-astronomy.ch\/en\/product\/ls40tha-b1200rp\/","title":{"rendered":"LS40THa\/B1200R&P (New standard \u2264 0.35 \u00c5)"},"content":{"rendered":"

H-alpha 40 mm solar telescope - B1200 blocking filter & Rack & Pinion eyepiece holder<\/h2>\n

This 40 mm H-alpha solar telescope<\/strong> is designed for detailed observation of the solar chromosphere in the H-alpha line (656.28 nm). Compact and powerful, it enables you to safely explore the protuberances<\/strong>, filaments<\/strong>, active regions<\/strong> and fine surface structures.<\/p>\n

This version combines a B1200 blocking filter<\/strong>, offering a wider field of view and enhanced visual comfort, at a rack & pinion eyepiece holder<\/strong> for stable, precise focusing.<\/p>\n

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Dedicated H-alpha observation<\/h3>\n

Optimized to isolate the H-alpha band, this system reveals the dynamic activity of the chromosphere, invisible in white light:<\/p>\n

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  • Disc edge protuberances<\/li>\n
  • Magnetic filaments and structures<\/li>\n
  • Fine surface details<\/li>\n
  • Precise monitoring of the evolution of solar activity<\/li>\n<\/ul>\n
    \n

    B1200 blocking filter - comfort and scalability<\/h3>\n

    Visit blocking filter B1200<\/strong> offers a larger effective diameter than the B500 and B600 versions, for more comfortable viewing and greater compatibility with different configurations.<\/p>\n

      \n
    • Transmission optimized for H-alpha band<\/li>\n
    • 1.25\u2033 accessory-compatible format<\/li>\n
    • A more generous, scalable field<\/li>\n<\/ul>\n
      \n

      Rack & Pinion eyepiece holder<\/h3>\n

      Visit rack and pinion focuser<\/strong> ensures smooth, stable and precise focusing. Its robust design ensures excellent accessory retention and mechanical reliability.<\/p>\n

        \n
      • Stable, slip-free focus<\/li>\n
      • Robust structure<\/li>\n
      • Compatible with 1.25\u2033 accessories<\/li>\n<\/ul>\n
        \n

        Accessories included<\/h3>\n
          \n
        • TeleVue Sol Searcher<\/strong> for fast, secure solar pointing<\/li>\n
        • Dovetail 4\u2033<\/strong> for mounting on compatible mounts<\/li>\n<\/ul>\n

          Visit TeleVue Sol Searcher<\/strong> allows the telescope to be aligned with the Sun without direct observation of the star, guaranteeing safe and efficient pointing.<\/p>\n

          \n

          Key features<\/h3>\n\n\n\n\n\n\n\n
          Type<\/strong><\/td>\nH-alpha solar telescope<\/td>\n<\/tr>\n
          Opening<\/strong><\/td>\n40 mm<\/td>\n<\/tr>\n
          Blocking filter<\/strong><\/td>\nB1200<\/td>\n<\/tr>\n
          Lens holder<\/strong><\/td>\nRack & Pinion<\/td>\n<\/tr>\n
          Accessories included<\/strong><\/td>\nTeleVue Sol Searcher, 4\u2033 dovetail<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
          \n

          Why choose the B1200 version?<\/h3>\n
            \n
          • Detailed and secure H-alpha solar observation<\/li>\n
          • Wider field of view for maximum comfort<\/li>\n
          • Stable, precise focus<\/li>\n
          • Compact, easy-to-transport instrument<\/li>\n<\/ul>\n

            Visit 40 mm H-alpha solar telescope with B1200 filter and Rack & Pinion eyepiece holder<\/strong> is a high-performance, scalable solution for tracking solar activity with precision and comfort.<\/p>","protected":false},"excerpt":{"rendered":"

            T\u00e9lescope solaire H-alpha 40 mm \u2013 Filtre bloquant B1200 & Porte-oculaire Rack & Pinion Ce t\u00e9lescope solaire H-alpha de 40 mm est con\u00e7u pour l\u2019observation d\u00e9taill\u00e9e de la chromosph\u00e8re solaire dans la raie H-alpha (656,28 nm). Compact et performant, il permet d\u2019explorer en toute s\u00e9curit\u00e9 les protub\u00e9rances, filaments, r\u00e9gions actives et les fines structures de […]<\/p>\n","protected":false},"featured_media":13586,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[880],"product_cat":[642,643],"product_tag":[],"class_list":{"0":"post-13594","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-lunt-solar-systems","7":"product_cat-materiel-pour-lobservation-solaire","8":"product_cat-lunettes-solaires","10":"first","11":"on_supplier","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product\/13594","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=13594"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media\/13586"}],"wp:attachment":[{"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/media?parent=13594"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_brand?post=13594"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_cat?post=13594"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/deep-space-astronomy.ch\/en\/wp-json\/wp\/v2\/product_tag?post=13594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}