SKU:97011215361
Dark Clear Skies M54M to M42M Back Focus Spacer – 2mm
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- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 21 - Jul 26
Description
Dark Clear Skies M54M to M42M Back Focus Spacer – 2mmThe Dark Clear Skies M54M to M42M Fine Back Focus Spacer (2 mm) is a precision machined spacer designed for accurate fine adjustment of back focus distance in astrophotography imaging trains. Purpose & Use Many telescope reducers and field flatteners require very precise back focus spacing to deliver optimal star shapes and edge correction. Small spacing errors of just a few millimetres can noticeably affect image quality, particularly when using fast
5 mm (5 mm optical + 2
maximizes the signal from
6e @30dB gain
Baader Planetarium Q-Barlow 2
Add links below when available
These filters isolate the Hydrogen Alpha and Oxygen III emission lines while rejecting much of the artificial light produced by street lighting
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Key Features for a Stellar Indoor Adventure: BRESSER JUNIOR Astro Planetarium
OIII filters extend your imaging possibilities by capturing greenish/blueish structures like planetary nebulae and star-forming regions
allowing you to manage customer paging across different areas of your business
4K Resolution with clean live stacking and fast sharing
your imaging possibilities are greatly enhanced
Quick Dispatch:
Your Dark Clear Skies M54M to M42M Back Focus Spacer – 2mm orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
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- Final sale items are not eligible for returns or exchanges.
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