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ZWO Duo Band Filter
$47.95
ZWO – 2″ Duo-Band Filter
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- Bandwidth: HA (15nm) OIII (35nm).
- More than 90% transmission at major OIII line 486.nm, 496nm and 501nm.
- More than 80% transmission at Ha line 656.3nm.
Cost Effective Light Pollution Solution
- Aircraft grade aluminum with precise CNC machining
- Beautiful anodized finish with laser engraving
- Precise double-sided optical coating
- Fine-optically polished to ensure accurate 1/4 wavefront and <30 seconds parallelism over the both surfaces
Description
ZWO Duo-Band Filter is a dual narrowband filter primarily aimed at complementing our range of colour ASI cameras. The Duo-Band filter is aimed at the astronomer who may already own a One Shot Colour (OSC) camera and wants to image using narrowband techniques or emission objects without purchasing a mono camera, filter wheel and narrowband filter set.
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Order Processing: After your payment is authorized and verified, we will start processing your order and this process can take from 1 to 2 business days, so please be patient with us. If we are unable to process your order due to inaccurate or incomplete payment or incorrect address information, your order processing may be delayed.
Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.
FREE RETURNS on all orders!
The following conditions must be met:
1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.
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