Αποτελέσματα αναζήτησης για: «orig»

The RC24 is a 24 inch (0.61 m) f/10.6 Ritchey-Chrétien (RC) Astrograph telescope. The instrument weight is 240 lbs...

The Takahashi FS-60Q apochromatic refractor is a longer focal length version of the FS-60CB. The longer F/D ratio allows...

The Takahashi FS-60Q apochromatic refractor is a longer focal length version of the FS-60CB. The longer F/D ratio allows...

This is a Dall-Kirkham optical design with coatings that are optimized to transmit in infrared or ultra violet wavelengt...

This is a Dall-Kirkham optical design with coatings that are optimized to transmit in infrared or ultra violet wavelengt...

The PlaneWave Instruments CDK17 is a 17 inch (0.43 m) f/6.8 Corrected Dall-Kirkham Astrograph telescope. The CDK17 cover...

This is a Dall-Kirkham optical design with coatings that are optimized to transmit in infrared or ultra violet wavelengt...

The CDK24 is a 24 inch (0.61 m) f/6.5 Corrected Dall-Kirkham Astrograph telescope. The CDK24 covers a 70 mm fi...

This is a Dall-Kirkham optical design with coatings that are optimized to transmit in infrared or ultra violet wavelengt...

This apochromatic refractor is the ideal telescope for traveling. The refractor is compact, it is even supported by good...