optical telescope accessories
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optical telescope accessories
Straight View 50 mm Viewfinder from APM - new Version in White Color in a Set.
195.00 €
Estimated delivery time : 4-8 weeks (valid for new orders)
Straight View 50 mm Viewfinder from APM in white colour.
129.00 €
Estimated delivery time : 4-8 weeks (valid for new orders)
The uncompromising APM TMB-Design 1.8 x ED Barlow element is available again.
The most important data:
- At 588 nm wavelength the negative focal length is - 104.20 mm
- Cemented 2 lens element with ED glass
- Free aperture : 22 mm
- Broadband multicoated
- Magnification factor 1.8x
- Screwable into our APM adapter kit (see accessories)
249.00 €
Estimated delivery time : 1-4 days (valid for new orders)
The Askar 0,8x Reducer - Corrector for the 185mm f7 Triplet APO turns the 185 mm APO into a fast Astrograph.
- designed for the Askar 185APO
- brings the focal ratio down to f5.6
- suitable for full frame cameras
399.00 €
Estimated delivery time : 1-4 days (valid for new orders)
The Askar 1.0x corrector for the 185mm f7 Triplet APO provides a very good image quality across the entire field of view.
- developed for the Askar 185APO
- provides very good image quality across the entire field of view
- suitable for full-frame cameras
389.00 €
Estimated delivery time : 1-4 days (valid for new orders)
The ASKAR full-frame 0.7x focal length reducer improves the FRA400´s and FRA500´s focal ratio from f/5.6 to f/3.9, halving the exposure time
319.00 €
Estimated delivery time : 1-4 days (valid for new orders)
The ASKAR full frame 0.7x focal length reducer improves the FRA600´s focal ratio from f/5.6 to f/3.9, halving the exposure time
519.00 €
Estimated delivery time : 1-4 weeks (valid for new orders)
HR Coma Corrector 2" by Explore Scientific.
349.00 €
Estimated delivery time : 3-4 days (valid for new orders)
New ! Adjustable Flat73A for William Optics f/5 to f/7 telescopes
- Universally applicable for telescopes between f/5 and f/7
- Focusing travel is adjustable
- M63 thread on telescope side
- M48 thread on camera side
- Integrated M48 filter thread
309.00 €
Estimated delivery time : on request (valid for new orders)
Discover the ultimate accessory for your astrophotography experience - the William Optics Flattener 68III!
- Optimized for full-frame photography
- Variable adjustable distance to chip
- No focal length change
- M48 filter thread
749.00 €
Estimated delivery time : 1 week (valid for new orders)
The original barlow for the Nikon NAV SW eyepieces. Also useable for all other 1 1/4" eyepieces.
295.00 €
Estimated delivery time : 1-4 days (valid for new orders)
The Omegon 2X short Barlow Lens offers an ultra-short design and apochromatic correction. You can combine the Barlow lens with an eyepiece or a camera. ...
99.00 €
Estimated delivery time : 3-4 days (valid for new orders)
