Αποτελέσματα αναζήτησης για: «GRA»

This f/3 Cassegrain focus telescope has an aperture of 350mm and provides a 1,050mm focal length for capturing stun...

Ο εστιαστής Crayford διπλής ταχύτητας 2’’ επιτρέπει σε κάθε τηλεσκόπιο που διαθέτει 2’’ SC σπείρωμα, όπως Celestron ή Me...

The Luminance UV/IR Cut filter is designed for ultraviolet and infrared wavelength blocking to improve sharpness of the...

A high contrast Red filter suitable for CMOS and CCD sensors. Filter is IR-blocked...

A high contrast Blue filter suitable for CMOS and CCD sensors. Filter is IR-blocked...

A high contrast Green filter suitable for CMOS and CCD sensors. Filter is IR-blocked...

This narrowband filter has a 7nm bandwidth of light centered on a wavelength of 656nm through, and reducing the transmis...

OIII-CCD 7nm filter is designed for nebula observation allowing 7nm bandwidth of light centered on a wavelength of 500nm...

Extra narrowband SIICCD 7nm filter (Sulful II for CCD) is designed for nebula observation allowing 7nm bandwidth of ligh...

The GM 3000 HPS reaches a Satellite tracking and positioning speed from 12 degrees / sek. with an average positioning ac...

The GM 4000 HPS reaches a Satellite tracking and positioning speed from 5 degrees / sek. with an average positioning acc...

Stargazing at the push of a button! With the BRESSER StarTracker GoTo kit you can upgrade any existing BR...

There is no better way for uncompromising Solar Photography in white light...

The ZWO 2" L-RGB filter set is optimized for astro imaging with monochrome CCD and CMOS cameras...

ZWO 7 nm narrow band filter set 2'' - consisting of H-Alpha, S-II and O-III. The narrowband nebula filters from ZWO for...

Η λήψη εντυπωσιακών φωτ&omicr...

The CDK 12.5" is now available in a smaller and even more affordable aperture. The CDK 12.5" is an Astrograph in the pri...

After the successful introduction of the CDK 12.5" and 17" Astrograph from PlaneWave for few years ago, the CDK 14" is n...

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

The 20" CDK is a revolutionary new telescope optical system that is designed to excel at imaging on large format CCD cam...