{"product_id":"celestron-variable-polarizer-1-25","title":"Celestron 1.25\" Variable Polarizer Filter","description":"\u003ch2\u003e\u003cstrong\u003eCelestron Variable Polarizing Filter – 1.25”\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCustomisable Brightness Control for Lunar and Planetary Observing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAchieve the perfect viewing conditions with Celestron’s \u003cstrong\u003eVariable Polarizing Filter\u003c\/strong\u003e, designed for astronomers who want total control over image brightness without compromising detail or colour fidelity. Unlike fixed-transmission filters, this adjustable filter lets you fine-tune the light transmission from \u003cstrong\u003e1% to 40%\u003c\/strong\u003e, offering an optimal view for changing sky conditions, telescope setups, and observing targets.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEnhanced Contrast Without Colour Shift\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBy rotating the filter’s lower ring, you can increase or decrease brightness in real-time—ideal for observing \u003cstrong\u003ebright lunar surfaces\u003c\/strong\u003e, \u003cstrong\u003edaytime planetary targets\u003c\/strong\u003e, or for taming glare from \u003cstrong\u003eVenus or Jupiter\u003c\/strong\u003e in twilight skies. Unlike colour filters, the Variable Polarizing Filter maintains the natural tone of the object, making it a favourite among \u003cstrong\u003elunar observers and planetary imagers\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdjustable light transmission\u003c\/strong\u003e from 1% to 40%\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePreserves true colour\u003c\/strong\u003e for more accurate imaging and viewing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExcellent for Moon, Venus, and daylight planetary observation\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStackable design\u003c\/strong\u003e – threads on both sides for use with other 1.25” filters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThreads securely onto any \u003cstrong\u003eCelestron 1.25” eyepiece\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy Choose a Variable Polarizing Filter?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUnlike standard neutral density or moon filters that have a fixed transmission rate, a variable polariser allows you to adapt to different telescope apertures, eyepiece magnifications, and Moon phases—all with a simple twist. It’s particularly helpful for larger telescopes or when observing during \u003cstrong\u003ewaxing gibbous to full Moon phases\u003c\/strong\u003e, where brightness can become overwhelming.\u003c\/p\u003e\n\u003cp\u003eWhether you're revealing delicate lunar rilles or fine-tuning contrast during planetary imaging, the \u003cstrong\u003eCelestron 1.25” Variable Polarizing Filter\u003c\/strong\u003e puts precision control at your fingertips. A must-have for visual observers and astrophotographers alike.\u003c\/p\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":55897340707190,"sku":"050234941075","price":39.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2235\/3014\/files\/Celestron-Variable-Polarizing-Filter-1-25-94107-CGL-7.webp?v=1766137582","url":"https:\/\/welshastronomy.co.uk\/products\/celestron-variable-polarizer-1-25","provider":"The Welsh Astronomy Centre","version":"1.0","type":"link"}