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All-Star Telescope is your source for all things astro from telescopes to astrophotography cameras. Have a question? We'd love to help. Email: info@all-startelescope.com Call Us: (587) 336-6621 Toll Free: 1 (866) 310-8844
Have a question? We'd love to help. Email: info@all-startelescope.com Call Us: (587) 336-6621 Toll Free: 1 (866) 310-8844

Sharpstar 140PH Reducer (140PH SR)

SKU 140PH SR
Original price $579.95 - Original price $579.95
Original price
$579.95
$579.95 - $579.95
Current price $579.95

Shipping Available to Canada and USA from Edmonton Warehouse.
International shipping available by request. Contact Us

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The new 3" full-frame reducer for 140PH APO is equipped with a solid body made of quality metal. It can effectively shorten the original f/6.5 focal ratio to f/4.8, indispensable in advanced astrophotograph with 140PH APO. The image, especially the stars around the edge can be much sharper, particularly preferred by those experienced astrophotographers.

Description

The reducer features a three-element air-spaced lens structure, a rotator and M48×0.75 thread.

The back focus is standard 55mm and it can be morphed up to 105mm after threading off the rotator, providing more options for customers.

At the front of the reducer there is M88×1 thread for the connection to the 4" 140PH focuser. The delicate optical design can satisfy users’ rigorous demand for high-quality images, an ideal device for sky-imaging.

 Focal ratio f4.8
Image circle 44mm
Lens 3 element air-spaced structure
Outer diameter 88mm
Back focus 55mm
Length 106mm
Coating full-surface multi-layer coatings
Weight 0.9kg