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Quick Details

  • Place of Origin: Yunnan, China (Mainland)
  • Brand Name: OPTOLONG
  • Model Number: H-Beta 12nm
  • Size: 1.25'' ,2" or custom
  • Material: B270,BK7,JGS
  • Use: Astronomy photography
  • Transmittance: > 95% of the common
  • Manufacture: Double sided polishing
  • Special: Laser Inscription LOGO, ultra-thin frame
  • Edge Treatment: Mounted in Black Anodized Aluminum Ring
  • Shipment: Air/Express
  • Min Order: 1 piece
  • RoHS: passed
  • SGS: passed
  • ISO9001: passed
  • OEM/ODM: welcomed

Packaging & Delivery

Packaging Details: +Plastic case material : PP material
+Plastic case lining : imported high pressure white EVA material
+Carton : white cardboard or high density board
+The cartons lined with high density sponge

 H-Beta 12nm astronomy camera filter

for astronomy photography

H-Beta is a kind of narrow-band astronomical filter that specifically designed for visual observation. H-Beta mainly for line spectrum of nebulae at 486nm(blue). It could block interference from other lights,enhance the the contrast of nebulae. When use it for visual observation, H-Beta is similar with O-III, it need to be matched with large aperture telescope to observe dim nebula and ensure enough luminous.

 

 

 

 

 

Kunming Yulong Optical & Electronics Technology Co., Ltd. is a high technology company, which specialized inoptical filter design and processing. Our products include Astronomical Filter,Bandpass Filters,FluorescenceFilters,Edge filters, Longpass & Shortpass Filters,Beam spliters,Antireflective Coating,Optical Mirrors and so on.

 

OPTOLONG Established in 1999, and located in Kunming City .We provided nearly 2000 kinds of optical coating filters every year, Business services for more than 700 optical companies all over the world, and established longterm stable cooperative relations with 4 global top 500 enterprises and 2 world famous EMS manufacturers.

 

We've obtained ISO9001 system certificate since 2005. Our products passed by SGS test and RoHS test OPTOLONG is the first company who earned the Golden Supplier from Alibaba in Yunnan area, and passed certification by TUV Rheinland and Bureau Veritas independent .

 

 

 Exhibition & Customer Visitation 

 

 

 

 

Optical Coating Products Using Tips/Notices: 

 

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China (Mainland) | Manufacturer, Trading Company
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3 Transactions 400+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $42,000
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