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Diagonals

This is our selection of diagonals. From dielectric mirrors to regular ones. The diagonal is the accessory you need when you own a refractor or a cassegrain telescope. 

 

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Antares 1.25" 45° Erecting Prism Diagonal (EID45) - Astronomy Plus
$41.00 - $41.00
$41.00
$41.00 - $41.00
$41.00

Antares 1.25" 45° Erecting Prism Diagonal (EID45)

Antares 1.25" 45° Erecting Prism Diagonal EID45 is a 1.25" 45 degree erecting amici prism for terrestrial viewing and is not recommended for high m...

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$41.00 - $41.00
$41.00
$41.00 - $41.00
$41.00
Antares 1.25" 90° Erecting Prism Diagonal (EID90) - Astronomy Plus
$65.00 - $65.00
$65.00
$65.00 - $65.00
$65.00

Antares 1.25" 90° Erecting Prism Diagonal (EID90)

Antares 1.25" 90° Erecting Prism Diagonal EID90 is a 1.25" 90 degree erecting amici prism for terrestrial viewing and is not recommended for high m...

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$65.00 - $65.00
$65.00
$65.00 - $65.00
$65.00
Antares 2" 90° Dielectric Diagonal for SCT (2MDS-D) - Astronomy Plus
$155.00 - $155.00
$155.00
$155.00 - $155.00
$155.00

Antares 2" 90° Dielectric Diagonal for SCT (2MDS-D)

Antares 2" 90° Dielectric Diagonal for SCT 2MDS-D: 2" Mirror Diagonal for Schmidt-Cassegrain thread-on with pressure band retainer and multilayer d...

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$155.00 - $155.00
$155.00
$155.00 - $155.00
$155.00
$189.00 - $189.00
$189.00
$189.00 - $189.00
$189.00

Diagonal, 2",prism, 45 Degree, SCT (2EID45S)

Diagonal, 2",prism, 45 Degree, SCT 2EID45S is a 45 degree 2" precision polished correct image amici prism for Schmidt-Cassegrain thread-on that all...

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$189.00 - $189.00
$189.00
$189.00 - $189.00
$189.00
$189.00 - $189.00
$189.00
$189.00 - $189.00
$189.00

Antares Diagonal, 2",prism, 45 Degree (2EID45)

Antares Diagonal, 2",prism, 45 Degree 2" 45 degree correct image prism diagonal, precision polished   In the Box 2EID45 is a 45 degree 2" precision...

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$189.00 - $189.00
$189.00
$189.00 - $189.00
$189.00
$169.00 - $169.00
$169.00
$169.00 - $169.00
$169.00

Antares 2" Twist-Lock Dielectric Diagonal for SCT (2MDS-DTL)

Antares 2" Twist-Lock Dielectric Diagonal for SCT 2" Dielectric mirror diagonal with twistlock, for SCT threads, 99% reflectivity at 546nM. ...

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$169.00 - $169.00
$169.00
$169.00 - $169.00
$169.00
Antares 2" 90° Dielectric Twist-Lock Diagonal (2MD-DTL) - Astronomy Plus
$169.00 - $169.00
$169.00
$169.00 - $169.00
$169.00

Antares 2" 90° Dielectric Twist-Lock Diagonal (2MD-DTL)

Antares 2" 90° Dielectric Diagonal The Antares 2" 90° Dielectric Twist-Lock Diagonal has multilayer dielectric coating with 99% reflectivity in gre...

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$169.00 - $169.00
$169.00
$169.00 - $169.00
$169.00
Antares 2" 90° Dielectric Diagonal (2MD-D) - Astronomy Plus
$155.00 - $155.00
$155.00
$155.00 - $155.00
$155.00

Antares 2" 90° Dielectric Diagonal (2MD-D)

Antares 2" 90° Dielectric Diagonal Antares 2" 90° Dielectric Diagonal with pressure band retainer and multilayer dielectric coating with 99% reflec...

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$155.00 - $155.00
$155.00
$155.00 - $155.00
$155.00
Antares 1.25" 90° Mirror Diagonal (MSD) - Astronomy Plus
$43.00 - $43.00
$43.00
$43.00 - $43.00
$43.00

Antares 1.25" 90° Mirror Diagonal (MSD)

Antares 1.25" 90° Mirror Diagonal The Antares 1.25" 90° Mirror Diagonal provides convenient right angle viewing with refractors and Cassegrains. Th...

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$43.00 - $43.00
$43.00
$43.00 - $43.00
$43.00
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