|
Model Number
|
LXT-200 |
|---|---|
|
Single Filter, Set, or Accessory
|
Single Filter |
|
Filter Size
|
50.8 mm (2″) |
|
Filter Shape
|
Round |
|
Filter Insert Style
|
Threaded |
|
Filter Bandwidth/Bandpass
|
7 nm |
|
Filter Optical Thickness
|
1.85 mm |
Light Pollution Filters, Optolong Filters
OPTOLONG L-Extreme Filter 2″
₹24,720.00 excl. 18% GST
- Substrate: B270
- Filter Size: 2″
- Thickness: 1.85mm
- FWHM: OIII 7nm+Ha 7nm
- Blocking range: 300-1000nm
- Blocking depth: light pollution line blocking >99%
- Surface quality: 60/40
- Transmitted Wavefront RMS: λ/4
- Parallelism: 30s
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