RedCat 61 APO f/4.9
1 700,00 €Introducing the newest addition to the popular RedCat family, the RedCat 61 APO from William Optics. This impressive refractor boasts a 61mm Petzval design and a fast focal ratio of F4.9. The lens is
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Introducing the newest addition to the popular RedCat family, the RedCat 61 APO from William Optics. This impressive refractor boasts a 61mm Petzval design and a fast focal ratio of F4.9. The lens is

Key Features 71mm f/4.9 Astrograph. FPL-53 glass for colour free apochromatic performance. 4 elements in 3 groups (2-1-1- configuration; new, unique, patented design – not a conventional objective/fla

Warehouse clearance item. New, unused warehouse stock. Manufacturer code: M-HCRC-BL.

Warehouse clearance item. New, unused warehouse stock. Manufacturer code: 0558330.

Warehouse clearance item. New, unused warehouse stock. Manufacturer code: 0558320.

Riser block for the William Optics 51mm mounting ring. Elevates the tube to create space for guide cameras or accessories underneath.

The iOptron RS232-RJ9 cable allows you to control or update your mount with your computer.

Key Features
Seamless Observation & Shooting


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Hydraulic Pressure Mechanism

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Reduce Chromatic Aberration

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Precision Focus Adapter

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Stable WiFi Observation

Warehouse clearance item. New, unused warehouse stock.

Warehouse clearance item. New, unused warehouse stock. Manufacturer code: FindFFTBridge.

William Optics mounting saddle for Vixen rail. Length 90 mm. Width 63 mm. Weight 230 g. Red color.

Saturn-M SQR and Saturn-C SQR are the most powerful planetary cameras in our history! Based on IMX533 BSI sensor, high image quality, high resolution and square format, non-amp-glow feature, the camer

Design for Lunar, Solar mosaic and DSO lucky imaging!
Saturn-M SQR and Saturn-C SQR is the most powerful planetary camera in our history!
Based on IMX533 BSI sensor, high image quality, high resolut

Saturn-M SQR and Saturn-C SQR are the most powerful planetary cameras in our history! Based on IMX533 BSI sensor, high image quality, high resolution and square format, non-amp-glow feature, the camer