Sharpstar-Askar
Sharpstar Optics, founded in 2000, is specialized in research, development and production in the field of astronomy. Sharpstar and Askar are the two of the company' s brands dedicated to providing customers with high-quality products and services. In addition to a series of high-quality astronomical telescopes widely praised by the market, it also has a strong OEM background for more than 10 years.
Askar´s filter drawer allows filter changes to as little as 18 mm and provides maximum versatility for astrophotography.
- Connections at the telescope side: T2 (M42x0.75), M48x0.75 and M54x0.75 female thread - all adapters included
- Connections on camera side: T2, M48x0.75 and M54x0.75 male thread - all adapters included
- Inserts for mounted 1.25" and 2" filters included
- Inserts for unmounted 31 mm, 36 mm and 50 mm filters included in scope of delivery
- Height of the filter changer only 18 mm (without external thread)
- The set consists of 10 parts - filters are not included in the scope of delivery
- The filter holder is securely fixed in the base body with magnetic force
This off-axis guider from ASKAR convinces with a versatile adaptation for almost all telescopes and cameras - usable up to full frame format.
- Connections at the telescope side: M54x0.75, M48x0.75 and T2 (M42x0.75) female thread
- Connections at the camera side: M54x0.75, M48x0.75 and T2 (M42x0.75) male thread
- Three orientations of the camera to the off-axis guider are possible
- The optically effective length of the OAG is 19.5 mm, the external thread on the camera side does not count.
- Sufficient space for a filter wheel or filter drawer between OAG and the camera, also for correctors with 55 mm working distance
- Side mount 1.25" connector and T2 male thread with fine focusing - always a sharp guiding star
- Large 10x10 mm prism for a large field for the autoguider
- Prism with prism holder can be adjusted for best possible illumination
FMA180 pro is a compact astrograph for astrophotography with more integrated functions and a more dedicated design.
- Two ED glasses apochromat with built-in corrector
- 180 mm focal length
- 40 mm aperture gather enough light for a fast system
- 44 mm image circle supports full frame sensors
- 360° rotator allows easy image composition
- Internal focusing for high stability
- M48 camera conection with 55 mm back focus
- Mounting with Vixen style dovetail plate or finder base bracket
- Comes with finder shoe
- Only 0.8 kg weight
- OAG, cameras and mount are for demonstration purposes and are not included.
The adapter enables the connection of photo accessories with M48 thread to the FMA 180 telephoto lens
- Connection at the telescope side: M42x0.75 female thread
- Connection at camera side: M48x0.75 male thread
- Working distance from M48 thread: 55 mm
The Askar 120APO is a 120 mm aperture, 840 mm focal length, and f/7 native focal ratio apo refractor with many useful features and two corrector options.
- Aperture 120 mm - focal length 840 mm - focal ratio f/7
- Triplet objective with one ED element
- Stable 3.3" RAP focuser with dual speed, 360° rotation and 100 mm travel
- Sufficient working distance for observing with 2" accessories and for photography
- Flattener and reducer (0.8x) available
- CNC tube rings with Vixen GP style dovetail bar and carrying handle
- Two finder shoes
- With optical test by Teleskop-Service on the optical bench (autocollimation) - star test extrafocal, intrafocal and focal as well as Ronchi test and report - so you have a 100% tested telescope
This flattener is designed for the Askar 103APO and corrects curvature and coma.
- Designed for the Askar 120APO
- Corrects curvature and cona
- Screwed to the focuser
- Camera-side threads M54x0.75 and M48x0.75
- 55 mm backfocus from the base of the M48 thread
