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Astro-Tech 20mm T-thread spacer ring for DSLR and CCD imaging with 42mm Threads

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Regular Price: $9.95

Special Price $4.95

Availability: In stock

This Astro-Tech 20mm T-thread spacer ring can help provide the necessary spacing between a DSLR or CCD camera's focal plane and a reducer, field flattener, or other imaging accessory in prime focus astrophotography.

Our Product #: AT4220
Astro-Tech Product #: AT4220
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Product Description

This Astro-Tech 20mm T-thread spacer ring has standard male and female T-threads (42mm x 0.75mm). It is used in prime focus astrophotography to position a DSLR or CCD camera's focal plane the correct distance from a focal reducer, field flattener, or other imaging accessory for optimum image quality. The spacer weighs only one ounce and is precision-machined from aluminum and anodized black for good looks and durability. It has matte black internal anti-reflection threads for maximum contrast. It can be used alone or in combination with other spacers to achieve the correct component spacing.

Tech Details

Weight 1 oz.
Warranty 1 year

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