{"product_id":"ioptron-c40-cwsml","title":"iOptron CEM40 CW Shaft Mounting House (Low Latitude)","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eDesigned for the iOptron CEM40 Mount\u003c\/li\u003e\n\u003cli\u003eSolves Counterweight Shaft Collision at Low Latitudes\u003c\/li\u003e\n\u003cli\u003eEnables Unobstructed Meridian Crossing\u003c\/li\u003e\n\u003cli\u003eEssential for Equatorial and Tropical Observing\u003c\/li\u003e\n\u003cli\u003eDirect-Fit Replacement Part\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\u003eCEM40 CW Shaft Mounting House (Low Latitude)\u003c\/h2\u003e\n\u003cp\u003eFor astronomers using the iOptron CEM40 mount near the equator, this Low Latitude Counterweight Shaft Mounting House is an essential upgrade. It repositions the counterweight shaft assembly to provide critical clearance from the tripod legs at very low latitude settings. This modification prevents physical collisions that would otherwise stop tracking, allowing for uninterrupted imaging and observation across the meridian.\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\u003eSolving Meridian Clearance for the CEM40 at Low Latitudes\u003c\/h3\u003e\n\u003cp\u003eA standard CEM40 mount encounters a mechanical limitation at latitudes approaching the equator. As you lower the polar axis, the counterweight shaft angles downward, eventually making contact with the tripod. This accessory is a purpose-built housing that changes the shaft's mounting point, creating the space needed for the mount to operate freely at these low angles without interference.\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\"\u003eWhat is the purpose of the CEM40 Low Latitude CW Shaft Housing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis is a specialized replacement part for the iOptron CEM40 equatorial mount. Its sole function is to prevent the counterweight shaft from colliding with the mount's tripod or pier when the mount is set to a very low latitude, typical for observers located near the Earth's equator.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eI live in southern Texas (26° N latitude). Do I need this accessory for my CEM40 mount?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eIt is unlikely. This housing is typically required for latitudes below 10-15 degrees. At 26° North, the standard CEM40 counterweight shaft housing should provide sufficient clearance for all normal operation, including tracking objects across the meridian.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill installing this part on my CEM40 affect its payload capacity or tracking?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this part does not alter the fundamental payload capacity or tracking accuracy of the CEM40 mount. It is a purely mechanical component designed to solve a physical clearance issue. You will, of course, need to properly rebalance your telescope after installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the CEM40 Low Latitude housing difficult to install?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eInstallation involves removing the original counterweight shaft housing and replacing it with this low-latitude version. While it is a straightforward process for users comfortable with basic mechanical adjustments, we recommend consulting your iOptron CEM40 manual for detailed instructions on accessing and replacing this component.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I leave this Low Latitude housing installed on my CEM40 if I travel to mid-latitudes?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, you can. While the original housing is optimized for mid-latitudes, the low-latitude version will still function correctly at higher latitudes. There is no need to swap the parts back and forth if you travel with your mount.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the primary sign that I need this CEM40 accessory?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary sign is physical interference. If you find that your counterweight bar or the counterweights themselves hit a tripod leg when you are pointing near the celestial meridian, and your latitude is correctly set for your location (e.g., in Colombia, Kenya, or Indonesia), then this part is the solution.\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 colspan=\"2\"\u003eNo specifications available for this product.\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\"\u003eCEM40 CW Shaft Mounting House (Low Latitude)\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\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/ioptron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eiOptron 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"iOptron","offers":[{"title":"Default Title","offer_id":52917274837277,"sku":"IOP-C40-CWSML","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/iOptron-CEM40-CW-Shaft-Mounting-House-Low-Latitude-1_70c15604-08ae-4ff4-be2b-5f2cecdba498.jpg?v=1789141711","url":"https:\/\/davidastro.com\/en-us\/products\/ioptron-c40-cwsml","provider":"David Astro","version":"1.0","type":"link"}