Takahashi 76DP FU Reducer 0.64x for FC-76DP Refractor Telescopes

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~1.5 μm RMS spot size on APS-C and <2 μm at full-frame edges.
-
Supports 60MP sensors with stars staying within nearly a single pixel.
-
Compact 76 mm size ideal for both visual observing and astrophotography.
- Designed for Takahashi FC-76DP refractor telescopes.
Takahashi 0.64x Fluorite Reducer for FC-76DP Telescopes
This Takahashi 0.64x 76DP FU Reducer is designed specifically for the Takahashi FC-76DP refractor telescope. The new Takahashi FU reducer series incorporates fluorite lens elements for the highest possible performance. Fluorite lens elements provide ultra-low-dispersion, minimizing chromatic aberration, delivering sharper, cleaner, and more color-accurate images.
Featuring a precision-optimized optical design built specifically for the FU reducer, this system delivers exceptionally tight star performance across modern imaging sensors. The RMS spot radius holds to roughly 1.5 μm from center to edge on APS-C, and remains under 2 μm even at the extreme corners of full-frame, fine enough that stars land within nearly a single pixel on today’s 60mp CMOS cameras. Its compact, easy-to-handle 76 mm form factor offers both sharp imaging and comfortable visual use, making it an ideal choice for observers who want a single setup capable of excelling in both photography and visual astronomy without compromise.
Spot Diagram


Imaging Train Connection


Specifications:
- Focal length: 355 mm
- Focal Ratio: f/4.6
- Image Circle: Φ44mm
Specifications reflect the Takahashi FC-76DP refractor when paired with 0.64x reducer*
Other Information
- Country of Manufacture: Japan
Takahashi 0.64x Fluorite Reducer for FC-76DP Telescopes
This Takahashi 0.64x 76DP FU Reducer is designed specifically for the Takahashi FC-76DP refractor telescope. The new Takahashi FU reducer series incorporates fluorite lens elements for the highest possible performance. Fluorite lens elements provide ultra-low-dispersion, minimizing chromatic aberration, delivering sharper, cleaner, and more color-accurate images.
Featuring a precision-optimized optical design built specifically for the FU reducer, this system delivers exceptionally tight star performance across modern imaging sensors. The RMS spot radius holds to roughly 1.5 μm from center to edge on APS-C, and remains under 2 μm even at the extreme corners of full-frame, fine enough that stars land within nearly a single pixel on today’s 60mp CMOS cameras. Its compact, easy-to-handle 76 mm form factor offers both sharp imaging and comfortable visual use, making it an ideal choice for observers who want a single setup capable of excelling in both photography and visual astronomy without compromise.
Spot Diagram


Imaging Train Connection


Specifications:
- Focal length: 355 mm
- Focal Ratio: f/4.6
- Image Circle: Φ44mm
Specifications reflect the Takahashi FC-76DP refractor when paired with 0.64x reducer*
- 0.64x Reducer
- CA35 Camera Adapter
-
~1.5 μm RMS spot size on APS-C and <2 μm at full-frame edges.
-
Supports 60MP sensors with stars staying within nearly a single pixel.
-
Compact 76 mm size ideal for both visual observing and astrophotography.
- Designed for Takahashi FC-76DP refractor telescopes.
Takahashi 0.64x Fluorite Reducer for FC-76DP Telescopes
This Takahashi 0.64x 76DP FU Reducer is designed specifically for the Takahashi FC-76DP refractor telescope. The new Takahashi FU reducer series incorporates fluorite lens elements for the highest possible performance. Fluorite lens elements provide ultra-low-dispersion, minimizing chromatic aberration, delivering sharper, cleaner, and more color-accurate images.
Featuring a precision-optimized optical design built specifically for the FU reducer, this system delivers exceptionally tight star performance across modern imaging sensors. The RMS spot radius holds to roughly 1.5 μm from center to edge on APS-C, and remains under 2 μm even at the extreme corners of full-frame, fine enough that stars land within nearly a single pixel on today’s 60mp CMOS cameras. Its compact, easy-to-handle 76 mm form factor offers both sharp imaging and comfortable visual use, making it an ideal choice for observers who want a single setup capable of excelling in both photography and visual astronomy without compromise.
Spot Diagram


Imaging Train Connection


Specifications:
- Focal length: 355 mm
- Focal Ratio: f/4.6
- Image Circle: Φ44mm
Specifications reflect the Takahashi FC-76DP refractor when paired with 0.64x reducer*
Other Information
- Country of Manufacture: Japan
- 0.64x Reducer
- CA35 Camera Adapter

Takahashi 76DP FU Reducer 0.64x for FC-76DP Refractor Telescopes
