{"title":"Antlia LRGB Filter Sets","description":"\u003cp\u003eAntlia LRGB filter sets hold the luminance, red, green and blue filters needed to build true color images with a monochrome astronomy camera. The range includes the LRGB-V Pro set, the LRGB Dark Series set and the LRGBR+ Dark Series set.\u003c\/p\u003e\u003cp\u003eThey suit galaxies, star clusters and reflection nebulae, and pair well with Antlia narrowband filters when you want to blend H-alpha or OIII data into an LRGB image.\u003c\/p\u003e","products":[{"product_id":"antlia-lrgb-v-pro-filter-set","title":"Antlia LRGB-V Pro Filter Set","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eFour-Filter LRGB Complement\u003c\/li\u003e\n\u003cli\u003eEngineered for Monochrome CMOS\/CCD Cameras\u003c\/li\u003e\n\u003cli\u003eAnti-Reflection Coated Optics\u003c\/li\u003e\n\u003cli\u003eAvailable in 5 Mounted and Unmounted Sizes\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\u003eDownloads\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\u003eAntlia LRGB-V Pro Filter Set\u003c\/h2\u003e\n\u003cp\u003eThe Antlia LRGB-V Pro Filter Set is the foundation for creating detailed, true-color astronomical images with modern monochrome cameras, offered in 5 distinct sizes to integrate into any optical train. This four-filter system isolates the primary red, green, and blue wavelengths, plus a high-transmission luminance channel, allowing you to capture deep-sky objects with accurate color rendition and maximum detail. By capturing each channel separately, you gain complete control over color balance and contrast during processing.\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\u003eLRGB-V Pro: A 4-Filter System for Monochrome Imaging\u003c\/h3\u003e\n\u003cp\u003eShooting with a monochrome sensor and an LRGB filter set is the definitive method for high-fidelity astrophotography. The Antlia LRGB-V Pro set enables this by separating the incoming light into four distinct channels. The high-transmission Luminance (L) filter captures fine detail and signal depth, while the Red (R), Green (G), and Blue (B) filters gather the color information, which is later combined to create a final, full-color image far richer than what a one-shot color camera can produce.\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\u003eAntlia V-Pro Series Optical Engineering\u003c\/h3\u003e\n\u003cp\u003eThe \"V-Pro\" designation signifies Antlia's commitment to optical precision for serious imagers. Each filter in the set is designed to minimize internal reflections and halos around bright stars through advanced anti-reflection coatings. This ensures that the signal from your target is preserved with high contrast against a dark sky background. The filters are engineered to be parfocal, meaning you shouldn't need to refocus when switching between the L, R, G, and B filters, saving valuable imaging time and preventing image shift.\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\u003e5 Filter Formats for Any Modern Imaging Train\u003c\/h3\u003e\n\u003cp\u003eTo prevent vignetting and accommodate different sensor sizes, the Antlia LRGB-V Pro Filter Set is available in 5 standard formats. This selection ensures a match for nearly any filter wheel or filter drawer on the market, from small planetary setups to large-format deep-sky systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounted (1.25\" \u0026amp; 2\"):\u003c\/strong\u003e Thread directly into standard filter wheels and drawers, offering protection and easy handling for cameras with smaller to medium-sized sensors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnmounted (31mm, 36mm, \u0026amp; 50mm):\u003c\/strong\u003e Designed for modern filter wheels that use retaining rings or carousels. The larger 36mm and 50mm sizes are essential for preventing vignetting on full-frame and larger sensors, especially in fast optical systems.\u003c\/li\u003e\n\u003c\/ul\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 advantage of using the Antlia LRGB-V Pro set over a color camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eUsing the Antlia LRGB-V Pro filters with a monochrome camera allows you to capture significantly more signal, especially through the clear Luminance filter. This results in sharper, more detailed final images. You also gain complete control over the color balance in post-processing, which is not possible with a one-shot-color camera's fixed Bayer matrix.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eAre the Antlia LRGB-V Pro filters parfocal?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, filters in the V-Pro series are designed to be parfocal. This means that after achieving focus with one filter (typically the Luminance), you should be able to switch to the R, G, or B filters without a significant change in focus. This is a critical feature that streamlines automated imaging sequences.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I choose between mounted and unmounted Antlia LRGB-V Pro filters?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYour choice depends on your filter wheel or drawer. \u003cstrong\u003eMounted filters (1.25\" and 2\")\u003c\/strong\u003e screw directly into threaded ports and are easier to handle. \u003cstrong\u003eUnmounted filters (31mm, 36mm, 50mm)\u003c\/strong\u003e are required for many modern filter wheels that clamp the filter in place, and they often provide a larger clear aperture for a given size, which helps reduce vignetting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is a good starting exposure ratio for the Antlia LRGB-V Pro set on a galaxy like the Triangulum Galaxy (M33)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA common starting point for LRGB imaging on a galaxy is a 1:1:1 ratio for the RGB channels, with the Luminance channel receiving at least three times the total exposure of a single color channel. For M33, you might start with L: 15 minutes, R: 5 minutes, G: 5 minutes, B: 5 minutes, and then adjust based on your sky conditions and camera's sensitivity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the 36mm unmounted Antlia filters work with my 8\" f\/4 Newtonian and an APS-C sensor?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the 36mm unmounted filter size is an excellent match for that combination. An f\/4 Newtonian produces a steep light cone, and the 36mm format provides a sufficient clear aperture to fully illuminate an APS-C sensor without significant vignetting, which could be a problem with smaller 1.25\" filters in such a fast system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a UV\/IR cut filter with the Antlia LRGB-V Pro set?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, you do not. The Luminance filter in the Antlia LRGB-V Pro set has built-in UV and IR blocking, and the individual R, G, and B filters only pass their specific visible light bandpasses. This ensures that only the desired wavelengths of light reach the sensor, resulting in sharper stars and better color fidelity.\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\u003eAvailable Formats\u003c\/td\u003e\n\u003ctd\u003e1.25\" Mounted, 31mm Unmounted, 36mm Unmounted, 2\" Mounted, 50mm Unmounted\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\"\u003eLuminance (L) Filter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 (In selected size)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed (R) Filter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 (In selected size)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eGreen (G) Filter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 (In selected size)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBlue (B) Filter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 (In selected size)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eProtective Filter Case\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 4\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNo downloads are available for this product.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThis product is covered by Antlia's standard warranty.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Antlia","offers":[{"title":"1.25\" Mounted","offer_id":44968069628189,"sku":"ANT-LRGB-1.25","price":426.0,"currency_code":"CAD","in_stock":true},{"title":"31mm Unmounted","offer_id":44968069660957,"sku":"ANT-LRGB-RD31","price":454.0,"currency_code":"CAD","in_stock":true},{"title":"36mm Unmounted","offer_id":44968069693725,"sku":"ANT-LRGB-RD36","price":511.0,"currency_code":"CAD","in_stock":true},{"title":"2\" Mounted","offer_id":44968069726493,"sku":"ANT-LRGB-2","price":667.0,"currency_code":"CAD","in_stock":true},{"title":"50mm Unmounted","offer_id":44968069759261,"sku":"ANT-LRGB-RD50","price":852.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Antlia-LRGB-Filter-Set__87918.1670360421.1280.1280.jpg?v=1684348658"}],"url":"https:\/\/davidastro.com\/collections\/antlia-lrgb-filter-sets.oembed","provider":"David Astro","version":"1.0","type":"link"}