- Description
Class STD(Standard), which is suitable for most of telescopes
- Ha 6.5 +/- 0.1nm (measured value)
- 98% transmission rate (measured value)
- Class STD
- 2.5mm thickness
- Optimized from F3.5 to any
- Fully blocks up to 1200nm as illustrated in the plot
- Each filter is individually inspected and measured for quality
- Comes with the actual measured plot with the unique product code
- Made in Japan
- IDAS is a trademark of ICAS Enterprise, Japan
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