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The Celestron 94175 Focal Reducer & Field Corrector is a precision multi-coated lens accessory designed for Schmidt-Cassegrain telescopes. It reduces focal length and f/ratio by 37%, converting an f/10 system to f/6.3, enabling wider, brighter views ideal for both astrophotography and visual observation. Compatible with a wide range of accessories and easy to install, it enhances your telescope’s versatility—perfect for professionals and enthusiasts aiming to capture expansive celestial vistas with shorter exposures and improved contrast.

| ASIN | B00009XVHZ |
| Best Sellers Rank | 288 in Telescope Accessories |
| Box Contents | Reducer - Corrector |
| Brand Name | Celestron |
| Coating | Multi-Coated |
| Compatible Devices | Celestron Schmidt-Cassegrain telescopes (C5, C6, C8, C9.25, C11, C14) |
| Country of Origin | China |
| Customer Reviews | 4.6 4.6 out of 5 stars (701) |
| Exit Pupil Diameter | 31.75 Millimeters |
| Eye Piece Lens Description | Plossl |
| Field Of View | 0.04 Degrees |
| Finderscope | Reflex |
| Focal Length Description | The original focal length of the telescope, before using the reducer corrector, is not explicitly mentioned in the provided information. However, it can be inferred that for an f/10 system, the reducer corrector reduces the focal length by 37% to make it an f/6.3 system. Thus, if the focal length of the f/10 system is F, then the focal length after using the reducer corrector would be 0.63F (f/6.3… |
| Focus Type | Manual Focus |
| Global Trade Identification Number | 00050234941754 |
| Item Dimensions D x W x H | 5.1D x 5.1W x 5.1H centimetres |
| Item Weight | 150 Grams |
| Manufacturer | Celestron |
| Manufacturer Part Number | 94175 |
| Model Name | 94175 |
| Model Number | 94175 |
| Mount | Equatorial Mount |
| Objective Lens Diameter | 200 Millimetres |
| Optical-Tube Length | 105 Millimetres |
| Power Source | Not Obtainable |
| Product Features | Two telescopes in one: long focal length for lunar/planetary work and short focal length for deep sky observing and astrophotography. |
| UPC | 050234941754 |
| Unit Count | 1.0 count |
| Zoom Ratio | 7 |
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