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Review of Optolong at NEAIC and NEAF Astronomy Shows in New York, US Last month, astronomers and enthusiasts from different parts of the world gathered in Suffern (Rockland County), New York for the highly anticipated 2024 NEAIC - North East Astro Imaging Conference, and the 33rd NEAF - Northeast Astronomy Forum & Space Expo. Expo, the events were a great success! Optolong, as one of the exhibitors, made another appearance with its astronomical filter products and... -
Optolong will be at 2024 NEAIC & NEAF trade show in New York! Optolong will be at 2024 NEAIC & NEAF trade show in New York!... -
OPTOLONG AliExpress Platform Authorized Dealership Declaration We at OPTOLONG brand would like to issue a special reminder to all astrophotography enthusiasts regarding the purchase of our brand's filters. To ensure that you can purchase genuine OPTOLONG products and enjoy comprehensive after-sales service, we strongly recommend that you buy exclusively from officially authorized AliExpress stores.... -
Optolong 2024 Calendar is produced well Optolong 2024 Calendar is produced well. Massive thanks to all the contributors. ... -
Final Results of Optolong new product L-QEF experience officers!!! Final Results of Optolong new product L-Quad Enhance Filter (L-QEF) experience officers announcement!!!... -
L-Quad Enhance Filter New Product Experience Officer Recruitment L-Quad Enhance Filter New Product Experience Officer Recruitment Optolong new product, quad bandpass filter L-Quad Enhance Filter is coming! We are looking for 10 product experience officers. ... -
New powerful filter arrive, Optolong L-eXtreme F2 fast optics New powerful filter arrive, Optolong L-eXtreme F2 fast optics... -
Shortlist of Optolong 2023 Nightscape Competition was announced After launching the 6th Optolong 2023 Nightscape Competition in 20th May, we have received 414pcs different wonderful works of submissions from all over the world.We really appreciate to announce that the Shortlisted Works of 212pcs during this competiton.... -
Congrats!!!Winners of 2022 Optolong Deep-Sky Contest have been published on January 15th 2023 Congrats!!!Winners of 2022 Optolong Deep-Sky Astrophotography Competition have been published on January 15th 2023.... -
Re-scheduled Annoucement Date of Winners of 2022 Optolong Deep-Sky Astrophotography Competition Optolong decided to postpone the announcement of the winners for Optolong Deep-Sky Astrophotography Competition 2022 till January 15th 2023.... -
Optolong filters promotion during "Black Friday" will begin from 24th till 30th Nov 2022 Optolong filters promotion during "Black Friday" will begin from 24th till 30th Nov 2022... -
The “Red Moon” and Romantic Total Lunar Eclipse on 8th November 2022 in Kunming The “Red Moon” and Romantic Total Lunar Eclipse on 8th November 2022 in Kunming... -
Optolong L-eXtreme’s Substrate Change Notification We’d like to inform you that the change of L-eXtreme filter, which also can be reference for your future purchases. This change is part of our effort and commitment to continuous improvement of our product and process. If you have questions regarding this change, please contact with the Optolong stuff referenced below.... -
Here L-Ultimate released on 15th August 2022 After more than a year of trials and tests of Optolong new arrival L-Ultimate. Our techinic team spent such a long time of conducting extensive studies, testing dozens of times, inviting more than fifteen differnent countries of astrophotogrphers for actual use, feedback, improve...again and agin.... -
Optolong planetary filters kit, purchasing time: 4/15-5/30/2022 Optolong Planetary filters kit including UV/IR Cut, R, G, B, and IR685, 5pcs filters in total. These five filters are boundled by “Solar System Seal”. ...
