Αποτελέσματα αναζήτησης για: «ef-»

The ZWO FF80 APO is a refractive astrograph with the powerful flatfield optical design which saves you from the expensiv...

The ZWO FF107 APO is a refractive astrograph with the powerful flatfield optical design which saves you from the expensi...

The ZWO FF130 APO is a refractive astrograph with the powerful flatfield optical design which saves you from the expensi...

The ZWO FF65 APO is a refractive astrograph with the powerful flatfield optical design which saves you from the expensiv...

ZWO has released a new 3-inch 0.7× full frame reducer that is compatible with the FF107APO and FF130APO telescopes. It h...

ZWO has released a brand-new FF65APO 0.75× full frame reducer with a four-element optical design. It has a reduction fac...

ZWO has also released a new 3-inch FF80APO 0.76X full frame reducer with a three-element optical design, including one e...

Adjust the secondary mirror without tools, precisely and without risk of a wrench or screwdriver falling on the primary...

H Explore Scientific προσφέρει μια σύγχρονη έκδοση του κλασικού Dobsonian τηλεσκοπίου - σχεδιασμένη από ερασιτέχνες αστρ...

The ATERA H12x30 with 422 grams is one of the lightest binoculars with image stabilizer. Due to the strong vibration can...

Featuring a large 260 mm aperture, the telescope collects large amounts of light for serious professional observations a...

The FL55ss is a high-performance, top-of-the-range fluorite apochromat that produces razor-sharp images of the night sky...

The Vixen SD103S is a new high-performance Super ED apochromat that produces sharp, high-contrast and true-colour images...

The Vixen SD103S is a new high-performance Super ED apochromat that produces sharp, high-contrast and true-colour images...

The high precision of this mirror provides a sharp image, the dielectric coating provides high brightness. The fast-lock...

Fine tuning rings from TS Optics are a real problem solution. They allow fine adjustment of the distance with much highe...

Reducing piece: M68a to M48a for direct connection of M48 accessories to the M68 system...

Despite its pocket size and low weight of just 240 g, the monocular impresses with its outstanding optical imaging perfo...

Plan achromatic objectives produce an image that is equally focused both in the center and at the edges with minimal dis...

Plan achromatic objectives produce an image that is equally focused both in the center and at the edges with minimal dis...