Takahashi Epsilon-180ED
Takahashi
Takahashi Epsilon-180ED is a 180 mm Hyperbolic Newtonian astrograph for fast deep-sky imaging with careful collimation and tilt control.
Best Current Offer
Specifications
Optics
- Optical design
- Hyperbolic Newtonian astrograph
- Aperture
- 180 mm
- Focal length
- 500 mm
- Focal ratio
- f/2.8
- Dawes limit
- 0.64"
- Glass / elements
- Hyperbolic primary with ED corrector
Imaging
- Image circle
- 44 mm
- Camera format
- Full frame / APS-C / Micro 4/3
- Full-frame coverage
- Yes
- Corrected field
- Corrected flat astrograph field
Specifications
- Weight
- 23.59 lb (10.7 kg)
Astrophotography Fit
Best for fast deep-sky imaging with careful collimation and tilt control when the mount, camera format, and correction hardware are chosen as one system.
Takahashi Epsilon-180ED sits in the telescope slot for fast deep-sky imaging with careful collimation and tilt control. The useful headline specs are aperture 180 mm, focal length 500 mm, f/2.8.
Camera coverage: Full frame / APS-C / Micro 4/3. Image circle: 44 mm.
Fast astrographs collect signal quickly, but they are unforgiving: collimation, tilt, filter behavior, and back-focus spacing show up immediately in star shapes.
Best paired with
- Rigid focuser, tilt adjuster, and exact corrector spacing
- Cooled cameras with a sensor inside the corrected image circle
- High-throughput filters that behave well at fast focal ratios
Not recommended for
- Users who do not want to tune collimation, tilt, and spacing
- Thick or narrow filters that show strong bandpass shift at fast focal ratios
- Loose camera adapters or focusers that cannot hold the imaging train square
Where To Buy
Some links on this page are affiliate links. Prices and availability are pulled automatically from each retailer and updated daily.
| Retailer | Price | Availability | View Offer |
|---|---|---|---|
| Cloud Break Optics Cloud Break Optics | $4,670.00 | In stock Updated 8/4/2026 | View Offer - $4,670.00 |
| Astronomics Astronomics | $5,510.00 | In stock Updated 8/4/2026 | View Offer - $5,510.00 |
Price History
Chronological retailer pricing with out-of-stock points shown at reduced opacity.