{"product_id":"tele-vue-equalizer-hihat-adapter-2-inch-1-25-inch","title":"Tele Vue Equalizer HiHat Adapter - 2\" - 1.25\"","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eFunction: Balances telescope when switching between 2\" and 1.25\" eyepieces\u003c\/li\u003e\n\u003cli\u003eCompatibility: 2\" focusers and diagonals\u003c\/li\u003e\n\u003cli\u003eEyepiece Size: Accepts 1.25\" eyepieces\u003c\/li\u003e\n\u003cli\u003eMechanism: Brass clamp ring\u003c\/li\u003e\n\u003cli\u003eMaterial: Stainless steel and aluminum\u003c\/li\u003e\n\u003cli\u003eWeight: 11 oz (0.31 kg)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eKeep Your Balance: The Tele Vue Equalizer Adapter\u003c\/h2\u003e\n\u003cp\u003eThe Tele Vue Equalizer Hi-Hat Adapter is a precision-machined counterweight and adapter designed to solve a common frustration for observers: the need to rebalance a telescope when switching between heavy 2-inch and lightweight 1.25-inch eyepieces. By matching the weight of your smaller eyepieces to their larger counterparts, the Equalizer eliminates interruptions to your observing flow, keeping your target centered and your mount tracking smoothly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eEngineered Mass for Seamless Transitions\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the Equalizer is its 11-ounce stainless steel body. This specific mass is no accident; it is engineered to approximate the weight of Tele Vue's larger 2-inch eyepieces. When you swap a heavy 2-inch Nagler or Panoptic for a small 1.25-inch Plössl housed in the Equalizer, the change in the telescope's center of gravity is minimal. This prevents the sudden tube drift that can throw your target out of the field of view, a critical benefit for Dobsonian users and anyone with a carefully balanced equatorial mount.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSecure, Non-Marring Brass Clamp Ring\u003c\/h3\u003e\n\u003cp\u003eTo protect your investment in quality eyepieces, the Equalizer uses a soft brass clamp ring instead of a simple set screw. As you tighten the lock screw, the ring compresses evenly around the eyepiece barrel. This provides a more secure, centered grip and prevents the scratches and gouges that set screws can inflict on the barrel's surface, preserving the condition and value of your eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStandard 2-Inch Barrel for Universal Fit\u003c\/h3\u003e\n\u003cp\u003eThe adapter features a standard 2-inch barrel, ensuring it fits perfectly into any 2-inch focuser, diagonal, or Powermate. The barrel is machined with a safety undercut, a groove that helps prevent the adapter from accidentally slipping out of the focuser if the locking screw becomes loose. This small detail provides peace of mind when you have your favorite eyepiece installed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eMaintaining Focus with Parfocal Design\u003c\/h3\u003e\n\u003cp\u003eBeyond its function as a counterweight, the Equalizer is also a \"Hi-Hat\" adapter designed to make your eyepiece sets nearly parfocal. It raises the shoulder of a typical 1.25-inch eyepiece so its focal point aligns more closely with most Tele Vue 2-inch eyepieces. The result is that you will only need a minor turn of the focus knob when switching formats, saving valuable time you would otherwise spend hunting for focus.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eWorkflow and Limitations of the Equalizer\u003c\/h3\u003e\n\u003cp\u003eImagine observing the entire Veil Nebula with a 2-inch wide-field eyepiece, then wanting to zero in on a filamentary detail with a high-power 1.25-inch planetary eyepiece. With the Equalizer, you simply swap the eyepiece assembly. Your Dobsonian stays put, requiring no brake adjustment or manual nudging to fight tube drift. This fluid workflow keeps your attention on the object, not on the mechanics of your telescope.\u003c\/p\u003e\n\u003cp\u003eThe primary trade-off is the added weight. While 11 ounces is the point, it does contribute to the total payload on your focuser and mount. For very small telescopes or mounts already operating at their weight limit, this additional mass is a factor to consider. However, for most setups designed to handle 2-inch accessories, the benefit of stable balance far outweighs the modest increase in total load.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Dobsonian User's Best Friend\u003c\/h3\u003e\n\u003cp\u003eFor observers using Dobsonians or other alt-azimuth mounts without tracking, balance is everything. The Equalizer is an essential tool for maintaining that balance. By allowing you to switch from a low-power \"finder\" eyepiece in a 2-inch format to a high-power 1.25-inch eyepiece for detailed views without upsetting the scope's equilibrium, it transforms a potentially clumsy process into a quick, one-handed operation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy do I need a Tele Vue Equalizer adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eIf your telescope dips or rises when you switch from a heavy 2\" eyepiece to a light 1.25\" one, the Equalizer solves this. It adds weight to your 1.25\" eyepieces, keeping the telescope balanced so you do not have to make adjustments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Equalizer make my eyepieces parfocal?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eIt helps significantly. The \"Hi-Hat\" design raises the smaller eyepiece, aligning its focal plane more closely with many Tele Vue 2\" models. You will likely only need a small focus adjustment, not a complete refocus.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Equalizer just for Tele Vue eyepieces?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, it works with any brand of 1.25\" eyepiece. It is particularly effective for observers who have a mixed set of heavy 2\" and light 1.25\" eyepieces from any manufacturer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill this adapter scratch my eyepiece barrels?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, it uses a brass clamp ring. This design tightens securely around the barrel without the marring and scratching caused by traditional set screws.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Equalizer too heavy for my small telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe adapter weighs 11 ounces (0.31 kg). It is best suited for telescopes and focusers already designed to handle heavy 2\" eyepieces. For very small \"grab-and-go\" scopes, it may add excessive weight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Number\u003c\/td\u003e\n\u003ctd\u003eBEC-0005\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eWeight-balancing adapter, Parfocalizing adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Connection\u003c\/td\u003e\n\u003ctd\u003e2\" Barrel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece Connection\u003c\/td\u003e\n\u003ctd\u003e1.25\" with brass clamp ring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eStainless steel body, anodized aluminum top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e11 oz (0.31 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight Added\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.5\" (12.7mm) to eyepiece shoulder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTele Vue Equalizer Hi-Hat Adapter - 2\" - 1.25\"\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/tele-vue-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eTele Vue 5-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TeleVue","offers":[{"title":"Default Title","offer_id":51223880401181,"sku":"TV-BEC-0005","price":123.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Tele_Vue_Equalizer_HiHat_Adapter_1.jpg?v=1777515022","url":"https:\/\/davidastro.com\/products\/tele-vue-equalizer-hihat-adapter-2-inch-1-25-inch","provider":"David Astro","version":"1.0","type":"link"}