Optolong L Extreme 7Nm Dual Narrowband Filter (H Alpha And O Iii) (2'')
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$324.20
Regular price
$463.14
-29%
Vendor: Optolong
Type: Lenses & Filters
Sku: WBEEAB08BWTFZ22
Availability: In Stock
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The Optolong L-Extreme Is A 7Nm Dual-Bandpass Filter Which Can Be Used With One-Shot Color Cameras Like Dslrs And Ccd/Cmos Astrophotography Cameras. It Is Also More Suited For Fast Systems. The Convenience And Cost Effectiveness Of This Filter Allows Amateurs To Image Emission Nebulae Even In Bright, Light-Polluted Or Moonlit Skies. The L-Extreme Isolates The H-Alpha And Oxygen Iii Nebula Emission Lines So That The Contrast And Signal-To-Noise Ratio Of The Nebulae Are Maximized. For People Who Are Imaging In Very Light Polluted Areas Or When The Moon Is Out, The L-Extreme Is An Excellent Choice. The Advantage Of The L-Extreme Filter Is That There Is No Light Transmission Between The H-Beta And Oiii Lines (As There Are No Nebula Emission Lines There). This Reduction In Light Pollution Maximizes The Nebula'S Signal And Makes The Sky Background Darker While Imaging. Unlike The L-Enhance Filter, Which Is A Tri-Band (Transmits Hb, Ha, And Oiii), The L-Extreme Filter Is Dual-Band, Passing Just The Ha And Oiii Emission Lines In Order To Deliver Improved Light Pollution Rejection. Note: For Imaging Galaxies And Reflection Nebulae, The Optolong L-Pro Filter Is More Appropriate As This Filter Will Reject Much Of The Light From Those Objects.
⚠️ WARNING (California Proposition 65): This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, please visit www.P65Warnings.ca.gov.
Frequently Asked Questions
Q: What is the benefit of using the Optolong L-Extreme filter for astrophotography?A: The Optolong L-Extreme filter is designed to enhance astrophotography by isolating the H-Alpha and O-III emission lines, maximizing contrast and signal-to-noise ratio for emission nebulae. It is particularly effective in light-polluted areas or during moonlit conditions, allowing astrophotographers to capture clearer and more vibrant images.
Q: Is the Optolong L-Extreme filter suitable for beginners in astrophotography?A: Yes, the Optolong L-Extreme filter is user-friendly and particularly beneficial for beginners using one-shot color cameras like DSLRs and CCD/CMOS. Its dual-bandpass design simplifies the imaging process, eliminating the need for multiple filters and allowing for easier color image capture.
Q: Can the Optolong L-Extreme filter be used with fast telescope systems?A: Absolutely. The Optolong L-Extreme filter is optimized for fast telescope systems, making it a versatile choice for astrophotography. Its narrowband design ensures that it effectively blocks unwanted light while allowing essential nebula emission lines to pass through.
Q: How does the Optolong L-Extreme filter compare to the L-eNhance filter?A: The main difference is that the Optolong L-Extreme is a dual-band filter, focusing solely on H-Alpha and O-III lines, while the L-eNhance filter is a tri-band filter that includes H-beta. The dual-band design of the L-Extreme provides improved light pollution rejection, making it more effective for capturing emission nebulae.
Q: What type of objects is the Optolong L-Extreme filter best suited for?A: The Optolong L-Extreme filter is best suited for imaging emission nebulae, particularly in conditions of light pollution. For capturing galaxies and reflection nebulae, the Optolong L-Pro filter is recommended as it is designed to handle those types of celestial objects more effectively.
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