Optolong Filters & Accessories
About Optolong Filters
While Optolong is a relative newcomer to the astronomy industry, they are no strangers to optics and filters. Optolong is a division of Yulong Optics Company, a high tech company specializing in optical filter design and production. Their products include bandpass filters, flourescence filters, edge filters, longpass and shortpass filters, beam splitters, anti-reflection coatings, optical mirrors and, of course, astronomical filters.
Established in 1999 and based in Kunming City, China, Optolong/Yulong provides nearly 2000 types of optical filter coatings annually to customers worldwide in a wide variety of industries and applications. We invite you to learn more about Optolong/Yulong, their products, facilities, and processes by viewing the short video below:
- Optolong City Light Supression / Light Pollution Reduction CLS Filter - Clip Filter for Sele...Our Price: $115.00In StockFree US Shipping
- Optolong City Light Supression / Light Pollution Reduction CLS-CCD Filter - Clip Filter for ...Our Price: $135.00Out of StockFree US Shipping
- Optolong Hydrogen Alpha Narrowband (7nm) CCD Filter - Clip Filter for Select Canon EOS Camer...Our Price: $239.00Out of StockFree US Shipping
- Optolong L-Pro Deep Sky Filter - Clip Filter for Select Canon EOS Cameras with Full Frame Se...Our Price: $269.00In StockFree US Shipping
- Optolong Ultra High Contrast UHC Nebula Filter - Clip Filter for Select Canon EOS Cameras wi...Our Price: $115.00In StockFree US Shipping