Reviews Send To Friend Bestsellers Bestsellers 1 / 2 More Details University Optics 16mm Koni. Price: US$204.60 . buy. Astrodon 3 nm Narrowband Filter Highlights. Astrodon LRGB Gen2 E-Series Tru-Balance Filters were designed for cameras containing the full-frame KAF8300, KAF3200, KAF6303, KAF16200, KAF16803 sensors, as well as most Sony and back-thinned sensors. It combines a well calculated passband with a very high transmission of almost 100%. starmail@y-tomita.co.jp. Some line filters are also available in larger 25nm bandwidths. Astrodon 1.25" Gen2 I-Series LRGB Filter Set Highlights. This was driven in part by the emergence of CCD imaging. The web store has transitioned to the OSI store at . All you need to do is look up at the sky at night. Lumicon 1.25 Inch Comet Filter. 1. FAX 092-558-9524. Unit price / per . Their orange filter is about twice as wide spectrally as Astrodon's deep red filter. For Chroma filters, there is little in the price, I would go for the 3nm to separate the NIII, but if Astrodon's, they also sell a NIII filter, it would be interesting to do a two colour image of Ha and NIII. 52 mm screw-in filter cell for Astrodon 50 mm diameter filters. Astrodon LRGB Gen2 E-Series Tru-Balance Filters have revolutionized CCD imaging. Astrodon filters can be used to image when the moon is up, thereby extending imaging time and can be used in light-polluted locations. Fine-optically polished to ensure accurate 1/4 wavefront. . The bandpass was expanded to allow the use of the popular faster-focal-ratio scopes such as the Takahashi and TeleVue refractors, etc. . Astrodon. Ray, many thanks for the 3nm vs 5nm comparison. Print. Other filter suppliers try to "force fit" their orange filter (designed for the interline KAI11000, KAI2000 sensors) for use with these full-frame sensors. 1 Item (s) Sort By : Name Price. 07/02/2022 04:58AM. Astrodon 5 nm Narrowband Filters - SII 5nm . All Astrodon astrophotography filters are manufactured in the U.S. with superb quality control using 100% hard-oxide sputtered coatings. Our L2P filters are designed to be used the same way that you would use a regular Astrodon Luminance filter, either by itself or as part of a LRGB filter set. Deep Sky Imager RGB Color Filter Set for use with DSI PRO. Used Astrodon Sloan Filter - z' 50mm Round - Unmounted SKU : UT-14539 - Read One Left in Stock $275 $300 Price Match Guarantee This Used item is in "Like New" condition and comes with all original packaging. A UV filter is needed to photograph the clouds on Venus which blocks wavelengths above 400nm completely. 816-0912 2112. Astrodon. Astrodon. All of the above filters have bandwidths that range from 12nm to 6nm, and even to 3nm in the case of the high-end filter sets from AstroDon. Name. Deep Sky Imager RGB Color Filter Set for use with DSI PRO. Step up to the quality and performance of Astrodon narrowband filters. I am going to upgrade my camera (separate post) and will need larger filters. They can be used to image when the moon is up, thereby extending . Follow the reflection on the filters, if there is spacing or kind of double reflection or ghosting then this is the telescope side, i think i also saw another link where it shows the reflections of those unmounted to tell which side to use. US$204.60. . Astrodon. As a result, my filter wheel won't turn. Narrowband (NB) filters enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, 501 nm), sulfur (SII, 672nm) and others. Price: US$222.20 - US$487.30. Astrodon Close-Out Sloan Filters: discontinued, special order remnants, odd sizes, etc. Yes, our filters are more expensive, but you always know what you are getting with Astrodon Narrowband filters - the best performance in the market - guaranteed. The L2P filter differs from our standard Astrodon Luminance filter in that, in addition to the standard Luminance transmission curve and cut offs, the L2P filter is designed to suppress the common emission lines generated by artificial . If you want the look of Hubble Space Telescope (HST) images, such as the famous "Pillars of Creation . Their popularity is due to their ease-of-use, high optical. DETAILS. Share. Name. Astrodon Exo-Planet Filter - Clear with Blue-Blocking Astrodon Astrodon Exo-Planet Filter - Clear with Blue-Blocking (No reviews yet) Write a Review US$223.30 - US$435.60 Price Match Guarantee Amazing Pre-sale & Post-sale Support Free shipping in Canada on most orders above 500$ Either way, Chroma offers them all in the standard sizes: 1.25-inch and 2-inch round, and 50-millimeter square. Astrodon Narrowband filters set a new bar of performance and durability for imaging and research. Astrodon is known for designing the best performing, most durable, premium filters for astronomical imaging and research.. For astrophotography, Astrodon LRGB filters simplify imaging by allowing you to take one exposure time for each color, only one corresponding dark exposure time and nearly equal color combine weights in post-processing. Choose Options Compare. Some of these larger filters are used on the famous Palomar 200 telescope, at the MacDonald Observatory, Las Cumbres Observatory of Global Telescopes, AAVSO and universities and research organizations worldwide. An added bonus is that . $780.00. Vendor Astrodon Regular price $ 662.20 Sale price $ 662.20 Sale. The setup used Astrodon Hydrogen-alpha and Oxygen-III filters in a Starlight Xpress H694 monochrome camera attached to a William Optics GT81 refractor on an iOptron CEM60 mount. Share our pride as you use and talk about your results with your own collection of Astronomik filters and products. Based on my (winter of 2019) discussion with one of the principal partners of Optical Structures, the current owner of Astrondon, there was then the intention but no clear plan to resume . Wavelength Center () Wavelength Width () Instrument (s) Astrodon Photometrics UV. Astrodon 5nm Narrowband Filters - H-alpha 5nm . Oxygen-III (OIII) Narrowband Filter Astrodon. 997. Posted October 22, 2019. The guaranteed >90% transmittance at the emission wavelength provides you with the highest signal available. Astrodon. During the 1990's M. Bessel developed the filters to use coloured glasses (absorption filters) to work with CCD detectors. Unlike the filters from many other companies, Chroma makes theirs by first coating 8 . Visit us for unbelievable prices, selection and service. Our recent blueshift data show that Astrodon 3 and 5 nm filters can be used with . $261.80. For Sale. When it. Astrodon filters: These are widely used, good quality interference filters. just about the only thing that i can think of that separates astrodons from lower priced filters is the AR properties of the astrodon filters. . 108,40 EUR* * excl.Shipping costs. For Sale. NII3_50R . Choose Options Compare. Equal RGB exposures with one corresponding dark exposure time. compared to baader filters the AD's are way ahead - the baaders suffer really bad reflections whereas i don't think i've ever seen a reflection on my ADs. Please call or email sales@atscope.com.au for your specific filter requirements. These should offer the best image quality. Advanced Telescope Supplies now authorised Astrodon dealers are proud to be associated with Astrodon filters and accessories. >OD 4 (0.01% transmission) out-of-band blocking. 07/01/2022 08:48PM. Astrodon, TeleVue HOS filter set. Astrodon Clear Filters. Qty in Cart: 0. An interference filter, it has a higher transmission than the UVBRI glass filter set often previously used. 31mm Mounted Astrodon Uvenus UV filter. Here at Astronomik our precision German engineering and manufacturing have won us a worldwide reputation of renown and celebrity; our innovation of the EOS Clip-filter system has won us the S&T Hot Product 2009 award. . Price. On the Ha, there is little to choose between them, but the stars are tighter. Add To Cart. These are very close together spectrally. We chose an apartment at the highest category and while it was clean and well located that is all I can say that was positive. 3nm filters will greatly increase contrast and are a great way to image in light polluted locations. 6 - 10 of 10 . Astrodon filters are high performing, durable filters that provide significant aid for astrophotography and research pursuits. Add to Cart. B-Bessell Filter. I did this using a Bahtinov mask . 4,334. The Spectral imager on the 2m telescope at Siding Spring Observatory also contains some narrowband filters: H, H, OIII, D51, Astrodon-UV, and Skymapper v. For an indication on exposure times to use with these filters, use our exposure time calculator. Such a filter is used to block the short wavelengths (UV, deep blue) when using achromatic refractors, to lower the chromatic . . which might be a reason to use the wider passband filter on certain targets. The resulting color balance is superb, which is why so many of the top imagers now use Astrodon LRGB filters. Delivery is typically 1-2 weeks. Qty in Cart: 0. If you've got the money, your best bet is to invest in the Astrodon filters. Exposure time for . Detailed Reviews. As a result, their orange filter tends to "wash out" HII regions in galaxies and detail in nebula. Thickness: 5.5 mm+2.5 mm (thread) Thread: M28.5*0.6. the RGB color combine weights will be approximately 1:1:1. This forgoes the need for an expensive filter wheel. $121.00 $121.00 BVRIc Photometric Filters. Astrodon camera-side 3 male adapter, 0.4 long . Light polution filter for RASA8. $706.20. Astrodon makes the best filters on the market for this. Astrodon Clip-In UV/IR Filter for the Conversion of a Canon EOS Camera : Astrodon Astrophoto Filter / Photo - Filtersets : At that time it was only large research institutions that could afford the $200,000 + costs associated with custom . Our recent blueshift data show that Astrodon 3 and 5 nm filters can be used with nearly all systems as fast as f/3.5 with virtually no loss in emission signal, so you do not need to buy custom "upshifted" filters if you have both fast and slow systems. To give you an idea, this is my picture of the horsehead nebula where I only used a dedicated H-alpha filter to capture the ionized hydrogen of this target. This might be because the Astrodon shot was the fourth image taken after focusing the scope and the temperature was dropping quite a bit, probably started the four shots at 6C and the shot shown was taken at ~2C. LRGB E-Series Filters. Modified on: Tue, 30 Apr, 2019 at 7:28 AM Price: Subtotal: Choose Options. It is not well known that most H-a filters pass both H-a and NII. Astrodon SII Filter - 3nm. Most Recent. 3697 . $24.20. The narrow range of wavelengths of Astrodon filters is defined as the FWHM (full-width at half- maximum intensity). Each filter is constructed using a highly innovative process with a single high quality 3 mm thick fused silica substrate and full hard oxide sputtered coatings. Ideally suited for back-thinned and Sony detectors . It is made from several colored glasses, but only transmits ~ 65% of incoming UV light in the 300 - 400 nm region. $109 00. H-a emits at 656.3 nm and NII emits most strongly at 658.4 nm (and weakly at 653.8 nm). Current filters typically have a bandpass of 6nm, while the popular Astrodon filters have a 3nm bandpass. The Canon filter must be removed and replaced by the Astrodon Inside filter. At fast focal ratios, narrowband filters shift off band, meaning they shift away from the wavelength they . Be the first to review this product. The Astrodon-Schuler UV filter has traditionally been used for imaging Venus. Developed principally by H. Johnson in the 1950's and A.W.J. We used the Canon filter spectrum from this reference. Used - 1.25" Series 4000 #12 Yellow Filter Sold out Orion Used - 25mm Sirius Plossl Sold out Quantum Scientific Imaging USED - 683WSG-8 Monochrome, Cooled CCD Camera WITH Complete Astrodon Filter Set and Lacerta Sold out Orion Used - 8x40 Finder Scope $39.99 save $20 OPT USED - OPT 2" #80A Visual Filter $13.99 save $4.96 Starlight Instruments rob psandelle and cfosterstars like this Alpine Astronomical Baader UV/IR Cut / CMOS L-Filter 2" Unmounted (47.4mm) for FCCT - CMOS-Optimized. Bring out the faint structures In nebulae with the Astrodon SII Narrowband 31mm 3nm filter. My question for those that use the CFW-8 with Astrodon filters is how were you able to load your filters into the filter wheel carousel slots? A durable, hard-coated UV filter of the highest quality . Astrodon Founded in 2003 by Don Goldman, Astrodon was initially formed in order to distribute his innovative color-balanced RGB filters. Optolong and ZWO are considered "budget friendly" filters, Astronomik and Baader are usually considered "pretty good, a nice balance between cost and performance", and Astrodon are regarded as the best filters available. In Stock $179.00 More Details Astronomik CLS EOS Clip Filter In Stock $79.00 More Details Simplify Your Imaging! Used Astrodon Luminance Filter >705 nm Long-Pass Filter, 1.25-inch, in very good condition. For astrophotography, Astrodon LRGB filters simplify imaging by allowing you to take one exposure time for each color, only one corresponding dark exposure time and nearly equal color combine weights in post-processing. Choose Options Compare. Vendor Meade Regular price $79.99 Sale price Cousins in the 1970's, the Johnson-Cousins range of filters have become the defacto standard for photometry applications. . nPAE Precision Astro Engineering. Scope 135mm (FL 686mm/915mm depending on Reducer/Flattener) I currently use a Baader NB set of 7nm filters (Ha OIII SII) but thinking I may splash out on some Astrodon or Chroma filters and wondering about the merits of 3nm - especially for OIII. Buy Astro Imaging Filters from top brands like Alpine Astronomical, Astrodon and Celestron. The Astrodon UVenus: this one has long been the best UV-pass filter on the market. <0.01%T 285-305 nm; <0.1%T 420 - 1100 nm Image the cloud structure of Venus and Jupiter with CCD cameras on a telescope. Astrodon NII 3nm Narrowband Filter 579.00 - 589.00. Broadband Light Pollution Filters. In urban areas, the sky above is a blanket of nothingness. but UV), so it won't work for Venus. Clear 1/4 wave substrates feature hard-oxide coatings to the edge, removing light leakage from uncoated rims. Astrodon has a vast range of filters suitable for CCD imaging and Photometry. Sort Filter. Add to Wish List. Manual off-axis guider for CCD imaging with SBIG STL Research Series CCD cameras. Wanted. Another vendor recently discontinued a 1.25" mounted UV filter due to NIR light leakage, but offers a 2" unmounted version that only reaches 80%T . Astrodon. Vendor Astrodon Regular price $24.20 Sale price save $-24.20 Unit price / per . Astrodon Narrowband 36mm Unmounted SII 3 nm Square Filter. Smaller bandwidths have the advantage of improving contrast and detail in nebulae, even in conditions of serious light pollution or moonlight. from $41.25 from $41.25 "Close (esc)" Quick shop Add to cart. The resulting color balance is superb, which is why . Choose Options Compare. Light pollution is the biggest obstacle to astrophotography, especially if you live in a city. 092-558-9523. Qty in Cart: 0. Narrower filters decrease the background noise. Affiliation. Each filter is constructed using a highly innovative process with a single high quality 3 mm thick fused silica substrate and full hard oxide sputtered coatings. NOTE: 36mm & 49.7mm unmounted set on backorder American Association of Variable Star Observers (AAVSO) Tue, 09/22/2020 - 20:25. These filters don't include the BG-39 glass which react with water that Arne mentioned so there shouldn't be an issue even here in Florida. Optimally equipped to provide consistency for long-term . Only the Red and Green filters differ. . Guaranteed 90%+ maximum transmission for the highest achievable performance. Astrodon introduces a breakthrough in UV filters for CCD imaging. Sort by . Page 2 of 2. After going through three V filters (getting about 2 years out of each one) I replaced my Schuler filters with Astrodon Photometric filters a year ago and so far they remain clean. spp. US$222.20 - US$487.30. 1.25" Round Mounted. Updating list. You might see only the brightest stars, and that's if you're lucky. Ideal for use with large one shot color cameras and specialty filters. 52 mm screw-in filter cell for Astrodon 50 mm diameter filters. Used Used Astrodon 5nm OIII Narrowband Filter - 50mm Square Unmounted UT-14500 $917.70 In Stock Used Used Astronomik L2 UV-IR Blocking Filter - 50mm UT-15479 $75.04 $99.95 In Stock Used Used Astrodon Tru-Balance Gen2 E-Series - LRGB 65mm Square Filters for SBIG STX UT-14501 $2,499.00 In Stock Used NII3_50R Add to cart. However, the advantages of the 3nm over the . Narrowband filters are often used by many astrophotographers - including myself - to create so called "false color" images of deep sky objects. Correct "teal" OIII color for planetary nebulae (OIII signal over 97% in blue and green) Astrodon E-Series vs. Shop by Manufacturer. Anyone used Antlia filters? The Astrodon filter also blocks the infrared. Vendor Astrodon Regular price $ 380.00 Sale price $ 380.00 Sale. Request Stock Alert. Posted December 22, 2020. Astrodon 5nm Narrowband Filters - H-alpha 5nm Add to cart. Technical Parameter: Name: ZWO New LRGB Filters Optimized for CMOS camera (4 filters) Size: 1.25. Wanted 50mm round RGB Chroma or Astrodons. from $209.00 from $209.00 "Close (esc)" Quick shop Add to cart. For daylight use, you will use a custom white balance, often shot with an 18% gray card. LRGB E-Series Filters Astrodon. Their popularity is due to their ease-of-use, high optical throughput and great resulting colors for galaxies, star clusters and nebulae. 07/01/2022 05:46PM. The L2P filter differs from our standard Astrodon Luminance filter in that, in addition to the. Meade. Astrodon has been purchased by Optical Structures Incorporated (OSI). By Wyvernp, June 14, 2020 in Imaging - Discussion. The problem is that they also are no longer (summer of 2020) being produced. Similarly, analysis of different 2016 lots of Astrodon 3 nm H-a filters measured 97, 97, 97 and 96%T. What are the Filter Weights or Coefficients for the telescopes? 3 nm bandwidth. Unit price / per . These "Tru-Balance" filters would soon be joined by maximum performance narrowband filters, as well as the MonsterMOAG Off-Axis Guider. Astrodon filters are high performing, durable filters that provide significant aid for astrophotography and research pursuits. Astronomy Filters - Commonly Used. 378. Product Details Description Specifications Included Items Recommended Products Reviews Our L2P filters are designed to be used the same way that you would use a regular Astrodon Luminance filter, either by itself or as part of a LRGB filter set. Set includes Luminance with UV and NIR blocking, as well as Red, Green, and Blue filters. Infrared wavelength 700-1100 nm cut . TOMITA. Sort and selected filters . Astrodon LRGB Gen2 E-Series Tru-Balance Filter Sets have revolutionized CCD imaging. Astrodon NB filters are renowned for not producing halos around stars and not leaking NIR light. This is a bit complicated. These resulted in relatively thick . Sort by. B&H # ALFCUVIR2U MFR # FCUVIR-2U. nPAE Theia magnetic in-line filter changer.