Takahashi
Takahashi TOA 130NFB Double ED Triplet Refractor Telescope
Takahashi TOA 130NFB Double ED Triplet Refractor Telescope
SKU:TAK-TOA130NFB-ED
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PRODUCT DESCRIPTION
The Takahashi TOA-130NFB is a 5.1" f/7.7 Ortho-Apochromat refractor that represents Takahashi’s next-level innovation in color-corrected optics. Utilizing a specially designed triplet lens structure, it incorporates a center element of FPL-53 extra-low dispersion glass, sandwiched between premium crown and flint elements. This design results in an astonishing level of chromatic correction and image sharpness.
Air-spaced and free from oil between elements, the TOA-130NFB promises long-term optical integrity with no yellowing or distortion over time. With a 1/12th wave optical accuracy and Strehl ratio of 0.992, it delivers a performance indistinguishable from optical perfection.
For astrophotographers, this telescope includes a deluxe 4" focuser with an integrated 360° camera angle adjuster. Its 274.5mm of backfocus allows for versatile imaging setups including filter wheels, flatteners, or field rotators. Capable of producing an illuminated 70mm circle (92mm usable) with an optional flattener, the TOA-130NFB is ideal for medium format imaging.
The telescope comes ready for serious observational and photographic work, including a 2" eyepiece holder and a 1.25" compression ring adapter. Scopeguard finder quick-release is also included. From imaging wide nebulae to inspecting planetary detail, this instrument offers peerless clarity and craftsmanship — a true investment in top-tier optics.
TECHNICAL SPECIFICATIONS
Optical Design | Triplet Apochromatic Refractor |
---|---|
Aperture | 130 mm (5") |
Focal Length | 1000 mm |
Focal Ratio | f/7.7 |
Back Focus | 274.5 mm |
Image Circle | 70 mm (usable up to 92 mm with optional flattener) |
Exterior Color | Gloss White |
Limiting Stellar Magnitude | 13.1 |
Dew Shield | Included |
Warranty | 5 Year Warranty |
WHAT’S IN THE BOX?
- Takahashi TOA-130NFB Optical Tube Assembly (OTA)
- Deluxe 4" focuser with built-in 360° camera angle adjuster
- 2" threaded eyepiece/accessory holder
- 1.25" compression ring eyepiece holder
- Scopeguard finder quick-release
- Integrated retractable dew shield
- User manual & documentation
- Manufacturer’s 5-Year Warranty
