William Optics RedCat 51 APO 250mm f/4.9 v1.5 Apochromatic Telescope

The RedCat 51 by William Optics, a renowned Taiwanese manufacturer, is a groundbreaking apochromatic telescope designed for both deep-sky astrophotography and nature photography. Its compact and portable design makes it an ideal choice for photographers and astronomers seeking superior image quality and versatility.

Key Features:

• Optical Design: Petzval with 4 elements in 3 groups, featuring high-quality FPL-53 Ohara and FPL-51 glass for exceptional clarity.
• Lens Diameter: 51 mm
• Focal Length: 250 mm
• Aperture: f/4.9 for excellent light-gathering ability.
• Construction: Durable aluminum tube ensuring longevity and robustness.
• Focus Mechanism: Manual helical lift with rotation/cropping for precise focusing.
• Additional Tools: Includes a dedicated Bahtinov mask for accurate star focusing.
• Mounting Options: M48 mounting at the tube's end, compatible with a 2" (M48) filter mount in the exhaust rotator.
• Sensor Coverage: Supports full-frame and APS-C sensors, covering an area over 44 mm in diameter.
• Camera Compatibility: Compatible with M4/3 mount, Nikon, Canon, Sony Alpha, Pentax cameras.
• Additional Accessories: Comes with a sun visor/dew shield for protection against moisture and glare.
• Tripod Mount: Vixen/Arca Swiss dovetail with a two-mode mount included for flexible setup.
• Compact Size: Working length of 225 mm and weighs just 1.47 kg, making it highly portable.
• Transport: Includes a cushioned interior transport bag for safe and easy travel.

For more detailed information, please visit the manufacturer's website: williamoptics.com/redcat-51

Warranty:

The RedCat 51 comes with a 24-month warranty, ensuring peace of mind and protection against manufacturing defects.