William Optics Zenith Star 70mm f/6 Doublet ED Refractor
Availability: Item has been discontinued by the manufacturer
Contiguous US Customers:
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2012 William Optics ZenithStar 70mm ED Doublet F/6 APO is a true multi-purpose tube assembly.
Excellent mechanics, fit and finish, latest WO Rack & Pinion 2-speed fine focuser, aluminum knob protection cover and super-high transmission multi-coating.
Its fast focal ratio makes it your ideal travelling set-up for astrophotography, piggybacking or as a spotting scope.
Lens Design- ED glass (Japanese imported Ohara glass) doublet air-spaced, in CNC machined ultra-high precision lens cell.
- Each lens is Fully Multi-Coated with a special super-high transmission coating (STM Coating) on all surfaces.
Low CA
- Fully baffled to block all extraneous off-axis light rays and prevent glancing reflections, increasing overall contrast.
- 70mm clear aperture and F/6 focal ratio.
Nothing Left to Chance
- Pure William Optics quality fit and finish: powder-painted white CNC-machined aluminum tube
- Drawtube travel length 72 mm with graduated scale.
- Retractable dewshield, smallest size ever and enhanced portability!
Super Portable
- Retractable dewshield, smallest size ever and enhanced portability!
- SCT thread adapter to 1.25'' eyepieces with anti-marring brass compression ring.
- Can mount a WO 2'' SCT star diagonal for 2'' accessory usage.
Astrophotography super-apo
- Fast focal ratio for bright, high-quality astro-imaging.
- Perfect for piggybacking as a guide scope.
Wonderful WO Microfocuser
- William Optics new rotatable Rack & Pinion focuser, smooth and precise, ideal during astrophotography.
- Adjustable focuser tension.
- Super-smooth and reliable 1:10 micro focuser for fine focusing during imaging and visual observations alike.
- Aluminum fine knob protection cover is included.
Attention to Packaging
- The basic package includes the OTA only.
- Carry-on size: you do not have to leave this treasure home!
- Two-year, no fuss warranty and constant customer service!
| Manufacturer | William Optics |
|---|---|
| Product Banner Type | discontinued |
| Free Shipping Graphic | Free US Shipping |
| Hide Found a better Shipped Price on Frontend? | No |
2012 William Optics ZenithStar 70mm ED Doublet F/6 APO is a true multi-purpose tube assembly.
Excellent mechanics, fit and finish, latest WO Rack & Pinion 2-speed fine focuser, aluminum knob protection cover and super-high transmission multi-coating.
Its fast focal ratio makes it your ideal travelling set-up for astrophotography, piggybacking or as a spotting scope.
Lens Design- ED glass (Japanese imported Ohara glass) doublet air-spaced, in CNC machined ultra-high precision lens cell.
- Each lens is Fully Multi-Coated with a special super-high transmission coating (STM Coating) on all surfaces.
Low CA
- Fully baffled to block all extraneous off-axis light rays and prevent glancing reflections, increasing overall contrast.
- 70mm clear aperture and F/6 focal ratio.
Nothing Left to Chance
- Pure William Optics quality fit and finish: powder-painted white CNC-machined aluminum tube
- Drawtube travel length 72 mm with graduated scale.
- Retractable dewshield, smallest size ever and enhanced portability!
Super Portable
- Retractable dewshield, smallest size ever and enhanced portability!
- SCT thread adapter to 1.25'' eyepieces with anti-marring brass compression ring.
- Can mount a WO 2'' SCT star diagonal for 2'' accessory usage.
Astrophotography super-apo
- Fast focal ratio for bright, high-quality astro-imaging.
- Perfect for piggybacking as a guide scope.
Wonderful WO Microfocuser
- William Optics new rotatable Rack & Pinion focuser, smooth and precise, ideal during astrophotography.
- Adjustable focuser tension.
- Super-smooth and reliable 1:10 micro focuser for fine focusing during imaging and visual observations alike.
- Aluminum fine knob protection cover is included.
Attention to Packaging
- The basic package includes the OTA only.
- Carry-on size: you do not have to leave this treasure home!
- Two-year, no fuss warranty and constant customer service!
| Manufacturer | William Optics |
|---|---|
| Product Banner Type | discontinued |
| Free Shipping Graphic | Free US Shipping |
| Hide Found a better Shipped Price on Frontend? | No |