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WebThe REDCAT 71 is the perfect Apochromatic refractor for photographic astronomers demanding excellence in a small sized telescope. The petzval optical design features a 71mm aperture using FPL-53 glass, and provides a flat image plane without any additional flattener. The STM-coatings and superb quality provide excellent optical performance and ... WebFeb 12, 2024 · The William Optics RedCat 51 APO is a 51mm f/4.9 Petzval refractor that features synthetic fluoride (FPL53 and FPL51) glass elements for a full-frame, flat field image. Provides high-resolution images when used for astrophotography or wildlife photography. Its fast f/4.9 focal ratio and compact size make it ideal for convenient wide … black and blue sauce
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Web0 Reviews. $50.00. Length. Quantity. Add to cart. USB Powered dew heater band! Perfect if you don't have a 12VDC power supply and if you are running a very portable setup. When plugged in, it will provide a uniform heating temperature to your lens, effectively preventing the product from fogging or freezing, which will affect the observation ... WebNov 16, 2024 · The new, larger RedCat 71 has a 71mm diameter objective, and a focal length of 350mm at F/4.9. This is enough to pull smaller nebulae in for a closer look, and medium-to-large targets are captured in detail. I am sure a lot of RedCat 51 owners would agree that there are times that 250mm seems just a little too wide, and a little extra … WebHome Flat panels Motorized flap panels WO RedCat 51 Flap Panel (FP1) ... For those with humid conditions, we are also offering an optional accessory – built in heater, which can dry up the dew off the LED panel. And for … davd adams realty inc