{"id":34038,"date":"2025-11-16T14:16:05","date_gmt":"2025-11-16T13:16:05","guid":{"rendered":"https:\/\/www.telescoop.nl\/?post_type=product&p=34038"},"modified":"2026-03-20T09:52:16","modified_gmt":"2026-03-20T08:52:16","slug":"william-optics-50-200-refractor-guidescope-rotolock","status":"publish","type":"product","link":"https:\/\/www.telescoop.nl\/en\/william-optics-50-200-refractor-guidescope-rotolock\/","title":{"rendered":"William Optics 50\/200 Refractor Guidescope RotoLock"},"content":{"rendered":"

Easy parallel mounting<\/strong><\/h3>\n\n\n\n

You mount the William Optics 50mm f\/4.0 guidescope parallel to your telescope tube. With ring clamps you can move it slightly to align it precisely. This way, your setup will always start out straight and stable.<\/p>\n\n\n\n

\n
\"\"<\/figure>\n<\/figure>\n\n\n\n

Clear image for long exposures<\/strong><\/h3>\n\n\n\n

The 50 mm lens captures a lot of light. Your camera can track stars and objects well, keeping your long night photos sharp.<\/p>\n\n\n\n

Secure and easy attachment<\/strong><\/h3>\n\n\n\n

Thanks to the Rotolock adapter, you clamp your camera or accessories securely. The large, ribbed ring also works with gloves. This way, nothing tilts and you can quickly change setup.<\/p>\n\n\n\n

\n
\"William<\/figure>\n<\/figure>\n\n\n\n

Perfect for astrophotography<\/strong><\/h3>\n\n\n\n

With this guidescope, you keep your telescope precisely aligned. Stars stay spot-shaped and your pictures stay sharper longer. Ideal for deep-sky shooting or planetary photography.<\/p>\n\n\n\n

Specifications<\/strong><\/h3>\n\n\n\n

Capacity<\/strong><\/h4>\n\n\n\n
Feature<\/th>Description<\/th><\/tr><\/thead>
Lens diameter (mm)<\/td>50<\/td><\/tr>
Focal length (mm)<\/td>200<\/td><\/tr>
Aperture ratio (f\/)<\/td>4<\/td><\/tr>
Connection on camera side<\/td>1,25\u2033<\/td><\/tr>
Focus<\/td>Helical<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

General<\/strong><\/h4>\n\n\n\n
Feature<\/th>Description<\/th><\/tr><\/thead>
Type<\/td>Guiding<\/td><\/tr>
Design<\/td>Guidescope<\/td><\/tr>
Length (mm)<\/td>265<\/td><\/tr>
Weight (g)<\/td>520<\/td><\/tr>
Color<\/td>Black \/ white<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"

William Optics 50mm f\/4.0 comes with a RotoLock 1.25\u2033 eyepiece mount and helical focuser, ready for accurate tracking of celestial objects for astrophotography. \u00a0<\/p>","protected":false},"featured_media":97477,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[643],"product_cat":[469,3064,3104,56],"product_tag":[],"class_list":["post-34038","product","type-product","status-publish","has-post-thumbnail","product_brand-william-optics","product_cat-astro-fotografie","product_cat-guidescopes","product_cat-overige-astrofotografie-accessoires","product_cat-telescoop-accessoires","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"bundled_by":[],"bundle_stock_status":"instock","bundle_stock_quantity":null,"bundle_virtual":false,"bundle_layout":"","bundle_add_to_cart_form_location":"","bundle_editable_in_cart":false,"bundle_sold_individually_context":"","bundle_item_grouping":"","bundle_min_size":"","bundle_max_size":"","bundle_price":[],"bundled_items":[],"bundle_sell_ids":[],"acf":[],"jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":105023,"url":"https:\/\/www.telescoop.nl\/en\/levenhuk-blitz-50-base\/","url_meta":{"origin":34038,"position":0},"title":"Levenhuk Blitz 50 BASE \u2013 50\/600 Refractor","author":"Abdullah Ibrar","date":"01-04-2026","format":false,"excerpt":"The Levenhuk Blitz 50 BASE \u2013 50\/600 Refractor comes with 6mm and 20mm eyepieces, a 3x Barlow lens, a 5x24 finder scope, a diagonal mirror, and an aluminum tripod. 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