| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $257.74 | $252.48 | $244.59 | $234.07 | Contact US |
DTS219 Monocular Tactical Thermal Imager 256x192 19mm Lens High Sensitivity Night Vision Device
$797.41
20mm Counterweight Rod for Astronomical Telescope Follow-up Altazimuth Mount Manual Tracking System
$39.58
Black 3-inch Follow-up Altazimuth Mount Manual Tracking Astronomical Telescope Gimbal 20KG Load Capacity
$409.13
Askar F5.7 0.76x Full-frame Reducer Professional Astronomical Accessory Dedicated for 80PHQ Astrograph
Description:
- The 3-inch 0.76x full frame reducer, with a triplet design and specifically for the 80PHQ, offers a 0.76x reduction in focal ratio, when used with the 80PHQ F/7.5 astrograph, the focal ratio is 5.7, and the reduced focal length is 456mm, effectively shortening the exposure time and dramatically increasing your field of view and bringing more convenience and possibilities for your deep-sky astrophotography.
- The end of the focuser is the multi-functional four-piece photographic adapters, which can be connected to the end thread of the focuser when using. The back-focus is the standard 55mm. It also has a built-in M48x0.75 (2 inch) filter thread that allows you to screw on filters conveniently.
Package Included:
- 1 x Reducer
