$William Optics Red Cat61 - 61mm f/4.9 Petzval Refractor - T-C-61RD 60 mm Refractors DAR127 and DAR152$

William Optics Red Cat61 - 61mm f/4.9 Petzval Refractor - T-C-61RD 60 mm Refractors DAR127 and DAR152

Name: William Optics Red Cat61 - 61mm f/4.9 Petzval Refractor - T-C-61RD 60 mm Refractors DAR127 and DAR152
Brand: www.grupoolguin.com.mx
SKU: 29312837641
Price: 752.00 USD
Availability: InStock
Rating: 4.3978 (17 reviews)

SKU: 29312837641

4.4

USD752.00 USD777.00

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Description

DAR127 and DAR152

F Ratio: F7

6 mm Field Stop Diameter: 17

XX Illuminated Glass Reticle

William Optics Red Cat61 - 61mm f/4.9 Petzval Refractor - T-C-61RD 60 mm Refractors DAR127 and DAR152The William Optics RedCat 61 f 4. 9 Petzval Refractor is a fast, portable quad refractor perfect for astrophotography. Its four elements are arranged in three groups, with FPL 53 glass used in the first group of two, followed by a single central element and a single rear lens that acts as a flattener. This quad optical system produces beautifully flat, high contrast images that are virtually free of chromatic aberration. The RedCat 61 Petzval

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