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Found in the Classifieds
| Photo | Ads | Price | Post Date |
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$400.00
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$400.00 |
8/25/2024 12:12:57 PM Views: 29 |
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$500.00
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$500.00 |
8/24/2024 3:46:06 PM Views: 32 |
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$100.00
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$100.00 |
8/22/2024 9:10:32 AM Views: 29 |
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FOR SALE
Meade LX 90 - 8 Inch.
Category: Telescopes
By:
Solovey (0)
Location: Sebastopol, CA ( Northern California )
Condition: Like New
$1,700.00
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$1,700.00
SOLD
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8/14/2024 5:31:18 PM Views: 141 |
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FOR SALE
SCT REAR CELL FILTER
$75.00
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$75.00 |
7/1/2024 8:34:50 AM Views: 86 |
filter news search results
Developer news items we found relating to filter
35 results
Unlocking the Cosmos: The thrilling journey of Kilonova Seekers
Sunday, August 25, 2024 by Richard Harris
Above is and Artists’ impression of a binary neutron star merger leading to a kilonova, the target of Kilonova Seekers. Image credit NSF/LIGO/Sonoma State University/A. Simonnet. Imagine being part of a cosmic treasure hunt where the treasures are not gold or jewels but the rarest events in the universe—kilonovae. This isn't science fiction; it's ...
Fujiyama HD-OR eyepieces from Kokusai Koki
Thursday, August 22, 2024 by Richard Harris
Kokusai Kohki has introduced a new series of Orthoscopic eyepieces known as the Fujiyama HD-OR lineup. These eyepieces are produced with a focus on maintaining the high standards of quality associated with Japanese craftsmanship. Manufactured at the company’s Tokyo facility, each Fujiyama HD-OR eyepiece undergoes a thorough inspection before being shipped, ensurin...
Astrophotography contest by William Optics
Wednesday, August 14, 2024 by Freeman Lightner
The William Optics Astrophotography Contest, currently underway, is an exciting opportunity for astrophotographers to showcase their talents and compete for a share of the $10,000 prize pool. Open to participants worldwide, the contest aims to connect enthusiasts, celebrate the beauty of the universe, and reward those who capture its wonders through the lenses of Willia...
Veil Nebula captured with a Takahashi FSQ-106 EDX4
Wednesday, August 14, 2024 by Russ Scritchfield
Astrophotographer Richard Harris recently produced a stunning image of the Veil Nebula, utilizing a Takahashi FSQ-106 EDX4 telescope and a ZWO 6200 monochrome camera. The photograph captured both the Eastern and Western segments of the nebula. The observation was conducted from August 3rd to August 8th, 2024, in Strafford, Missouri, with a precise observation direc...
2024 Astrophotography Prize entries open
Tuesday, August 13, 2024 by Richard Harris
The Astrophotography Prize is an international photography competition established in 2023 to celebrate the achievements of astrophotographers worldwide. Organized by a dedicated group of astrophotographers, the competition is designed to support the global community of astrophotographers by helping them refine their skills and derive maximum enjoyment from their hobby....
Dual telescope astrophotography techniques
Monday, August 12, 2024 by Richard Harris
In a recent podcast episode from Ontario Telescope and Accessories, the spotlight was on the transformative advancements in astrophotography, featuring insights from astrophotographer Kevin LeGore. LeGore delved into the sophisticated techniques and innovative setups that are significantly enhancing the astrophotography landscape. Dual telescope astrophotography ...
PrimaLuceLab PLAY software update
Thursday, August 8, 2024 by Freeman Lightner
PrimaLuceLab has announced the release of update 1.9.2 for its PLAY astrophotography software, introducing significant enhancements to the Sequencer feature. This update aims to streamline the process of astrophotography image acquisition, making it more efficient and user-friendly for both novice and experienced astronomers. The newly updated Sequencer not only...
Top astrophotography accessories from Sarah Mathews
Wednesday, August 7, 2024 by Richard Harris
Sarah Mathews recently released a vlog detailing her top 10 must-have accessories for astrophotographers. The list is particularly aimed at beginners, offering practical insights and recommendations to enhance their astrophotography sessions. Top astrophotography accessories according to Sarah Mathews, astrophotographer & space enthusiast 10. Hex key set ...
Analog Sky Bebop build your own 50mm binoculars for free
Saturday, August 3, 2024 by Richard Harris
Analog Sky has released the Bebop, a minimalist 50mm binocular with a unique design that allows users to customize their viewing experience with interchangeable eyepieces and filters. This innovative product, which was shelved in 2022, has been reintroduced to the market with significant updates. Analog Sky Bebop: Build your own 50mm binoculars for free The B...
ScopeTrader August 2024 astronomy magazine is here
Friday, August 2, 2024 by Richard Harris
Welcome to the August issue of ScopeTrader! We are thrilled to bring you a collection of the latest news, updates, and reviews from the world of astronomy. This month, we have an exciting array of topics that will captivate every astronomy enthusiast. From groundbreaking articles and cutting-edge equipment releases to software updates and fascinating astrophotography...
Exploring EAA astronomy with the Astrowlbox V2
Wednesday, July 31, 2024 by Freeman Lightner
The Astrowlbox V2 features a 4" touch screen and the Sony IMX462 sensor. It includes an ST4 guiding port, which is currently hardware-ready and will be fully functional with a future software update. This new version is three times faster than the previous model, V1, due to the upgraded Raspberry Pi5. The future commercial release will use the Sony IMX283 sensor, w...
AstroBlast 2024 registration opened
Friday, July 26, 2024 by Russ Scritchfield
AstroBlast 2024, organized by the Oil Region Astronomical Society (ORAS), is scheduled from October 1-6, 2024, at the Oil Region Astronomy Learning Center. This annual gathering provides an opportunity for amateur astronomers and those interested in astronomy to participate in various educational and observational activities. The event includes lectures, educational ...
The colors of the moon
Thursday, July 25, 2024 by Alain Paillou
Even if the Moon appears essentially gray, we can distinguish fine nuances of color (mainly blue and orange; these colors are mostly due to metallic oxides present in silica beads) particularly on the seas. Bringing out the color of lunar soils is theoretically simple: increase the color saturation. In practice, it is relatively complex. The colors of the moon hel...
nPAE Flip Turret - Use your telescope for visual and astrophotography
Wednesday, July 24, 2024 by Russ Scritchfield
nPAE has introduced the Rotating 6 x 2 inch Flip Turret, a versatile accessory for large telescopes. This innovative device accommodates 6 x 2" eyepieces and filters, enabling quick changes and effortless switching to astro imaging. It was designed for large telescopes, the 2″ flip turret integrates your filters, 6 eyepieces/accessories, and astro imagin...
Askar SQA55 Quintuplet Astrograph
Tuesday, July 23, 2024 by Freeman Lightner
The SQA55 is a high-performance OTA with a 55mm aperture, a 264mm focal length, and a native focal ratio of F4.8. Designed as a quintuplet air-spaced SD glass Petzval astrograph, it excels in both astrophotography and everyday photography. Askar's SQA55 offers remarkable star point performance, thanks to its quintuplet air-spaced design, which incorporates one pi...
WASP-39 B investigated by NASAs Webb
Tuesday, July 23, 2024 by Freeman Lightner
Researchers using NASA’s James Webb Space Telescope confirmed that an exoplanet exhibited differences between its eternal morning and evening atmospheres, validating previous models. WASP-39 b, a giant planet with a diameter 1.3 times greater than Jupiter and a similar mass to Saturn, orbits a star about 700 light-years from Earth and is tidally locked to its pare...
SH2-91 mosaic with over 50 hours of data
Monday, July 22, 2024 by Franklin Marek
The SH2-91 image, known as the Southern Part of G65.3+5.7, depicted a very faint supernova remnant in Cygnus. Designated SH2-91 or G65.3+5.7, it was a large and complex structure. Franklin Marek decided to create a two-panel HOO mosaic, amassing a total of just over 52 hours between the two panes and filters. Additional time was spent capturing details close to Campbell...
Win free telescopes and astronomy gear from ScopeTrader
Thursday, July 18, 2024 by Richard Harris
Calling all astronomy enthusiasts! ScopeTrader is thrilled to unveil our new Rewards Program, designed to make your love for the stars even more rewarding. This innovative program allows you to earn points simply by being an active member of our vibrant community. Whether you're reading articles, liking posts, or engaging in forum discussions, every action you take ...
ASIAIR Plus 256G lands from ZWO
Thursday, July 11, 2024 by Richard Harris
ZWO has launched the ASIAIR Plus 256G, a versatile astrophotography device with 256GB internal storage, four USB 3.0 ports, dual-band WiFi, and app-based control. It supports various cameras, including ZWO, Nikon, Canon, and Sony, making it a powerful tool for both amateur and professional astronomers. ZWO ASIAIR Plus 256G features Compact, sturdy aluminum desi...
Astrophotography filters: How narrow is too narrow
Saturday, June 29, 2024 by Jim Thompson
For many years now I have been promoting the idea that for emission nebulae, whether you have light pollution (LP) or not, the narrower your filter’s pass bands are, the better. Time and again my test results have demonstrated this relationship to be true; that object contrast and signal-to-noise-ratio (SNR) increase as the pass band width decreases. Recently howe...
LuckyStackWorker automates solar image processing
Sunday, June 23, 2024 by Russ Scritchfield
LuckyStackWorker is a desktop application designed to streamline and expedite the post-processing of planetary, lunar, and solar image stacks produced by popular stacking software such as AutoStakkert. It enables rapid bulk post-processing of Solar System Object image stacks captured through the Lucky Imaging technique using a telescope and an astronomy camera. Typicall...
QSI 700 Series cameras now available for order
Tuesday, June 18, 2024 by Richard Harris
QSI has introduced the new 700 Series cameras, showcasing top-tier CMOS sensors, superior electronics, and an integrated design, all crafted in Europe. For nearly 20 years, QSI has been synonymous with cameras for astronomers. In 2024, they unveiled the 700 Series, featuring advanced back-illuminated CMOS sensors with native 16-bit digitization. These sensors offer...
Daytime astrophotography from Macquarie Huntsman Telescope
Monday, June 17, 2024 by Richard Harris
Researchers at Macquarie University have developed a method for observing celestial bodies during daylight, enabling 24/7 satellite monitoring and significantly boosting Earth and space safety. This approach utilizes the Huntsman Telescope at the university, an array of ten camera lenses operating simultaneously, originally intended for highly sensitive night sky obs...
Hubble observes the illumination of a galactic bar
Sunday, June 9, 2024 by Richard Harris
This latest image captured by the NASA/ESA Hubble Space Telescope unveils the expansive barred spiral galaxy NGC 4731. Located in the Virgo constellation, about 43 million light-years from Earth, the image highlights the galaxy's intricate details using data from six distinct filters. The vibrant colors reveal billowing gas clouds, dark dust bands, bright pink star-...
DWARF 3 smart telescope pre-orders now open
Thursday, May 30, 2024 by Richard Harris
DwarfLab has announced the DWARF 3 smart telescope is now available for pre-order, promising to make astrophotography accessible to enthusiasts everywhere. Its compact size and automatic setup aims to let users capture stunning images of celestial objects such as the Moon, Sun, Milky Way, galaxies, and nebulae within minutes. Additionally, the DWARF 3 is versatile ...
Low cost telescope SVBONY SV48P review
Tuesday, May 28, 2024 by Russ Scritchfield
The SVBONY SV48P 90mm F5.5 Refractor Telescope is currently priced at $229.99, down from its list price of $339.99, this telescope is designed to meet the needs of both novice and experienced astronomers. The SV48P is particularly well-suited for deep sky astrophotography and visual astronomy, boasting outstanding optics and high-quality mechanical components. Low co...
Southern Maine Astronomers 2024 event schedule
Tuesday, May 28, 2024 by Russ Scritchfield
For those living in or visiting Maine, Southern Maine Astronomers (SMA) have unveiled their highly anticipated 2024 Star Party schedule. These events welcome everyone, from beginners to seasoned astronomers. The SMA website also features schedules and information about astronomy events across Maine, including those held in recognized Dark Sky Sanctuaries, offering excep...
Solar telescope eyepiece Daystar Quark H-alpha reviewed
Saturday, May 25, 2024 by Richard Harris
Imagine you're at the hottest concert of the year, but instead of front-row seats, you've got a telescope pointed at the Sun. Now, you wouldn't stare straight at those blinding stage lights without protection, right? That’s where a solar eyepiece comes in – it’s like the coolest pair of VIP shades for your telescope. What’s a Solar...
Lucky Imaging technique captures M51 in vivid detail
Sunday, May 19, 2024 by Robert Majewski
I decided to image Deep Sky objects with available software a number of years ago. However, I found a number of problems, like the autoguiding calibration code that failed to calibrate for various reasons, and guide stars were hard to find. So, I decided to write my own software for DSO image acquisition. The "Lucky Image" M51 image was taken with an 8...
Sky Watcher CQ350 Pro mount and tripod combo
Thursday, May 16, 2024 by Richard Harris
The Sky-Watcher CQ350 Pro is an observatory-class equatorial GoTo mount designed with an impressive 77-pound payload capacity, it supports large optical tube assemblies (OTAs) along with guiders, cameras, and filters. Key features include built-in USB PC control for seamless operation, belt drives for minimal backlash and reduced periodic error, and whisper-quiet steppe...
BRESSER Messier 12 inch Dobsonian telescope released
Tuesday, May 14, 2024 by Richard Harris
BRESSER has recently unveiled its new Dobsonian telescope, designed to impress astronomers of all levels. This advanced telescope features a large 305 mm parabolic primary mirror that delivers exceptional clarity and detail. It comes equipped with a 2.5" HEX focuser for precise and smooth adjustments, allowing for better viewing experiences. The telescope also boas...
PiFinder telescope finder updates to include Sharpless and Abell
Monday, May 13, 2024 by Richard Harris
PiFinder has just launched a major update, version 1.10.0, introducing two significant new catalogs and several bug fixes for improved performance. The Sharpless and Abell catalogs are the highlights, broadening PiFinder's functionality with comprehensive datasets. PiFinder telescope finder updates to v1.10.0 - Sharpless and Abell catalogs and more! Sharp...
Moon exploration bundles from SVBONY
Wednesday, May 8, 2024 by Russ Scritchfield
Have you ever looked up at the night sky and been captivated by the beauty of the Moon? As our closest celestial neighbor, the Moon presents a fascinating, accessible target for amateur astronomers and seasoned stargazers alike. Svbony recently announced the details for three new observation bundle sets, each specifically designed to enhance your lunar exploration....
Deep space astrophoto targets for May of 2024
Friday, May 3, 2024 by Richard Harris
As spring blossoms into its full glory in May 2024, so does the night sky light up with stellar photographic opportunities. From the spiraling elegance of the Whirlpool Galaxy to the dense sparkle of the Hercules Globular Clusters, the cosmos offers a visual feast for astrophotographers. This season, as the earth renews, the heavens too unveil their most captivating cel...
L eXtreme dual passband light pollution filter from Optolong
Thursday, April 25, 2024 by Russ Scritchfield
Optolong filters are becoming essential tools for terrestrial stargazers as urban expansion worsens light pollution, making it increasingly difficult to capture clear night sky images. The growing urbanization has rendered many skies unsuitable for detailed astronomical imaging. However, with the right filters, such as those from Optolong, photographers can effectively ...
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What filters to use for astrophotography, narrowband: how narrow is too narrow?
Started By rharris on 7/1/2024 8:23:21 PM |
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Through the years, DayStar has repaired hundreds of filters where curious astronomers felt they might open the assembly to try to fix a problem themselves. View more about DayStar Filters
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