Askar FMA180 180mm f/4.5 APO Tele-Lens, Guider, and Travel Telescope

The Askar FMA180 is a multifunctional optical instrument designed for astrophotography enthusiasts. It serves as an astrophotographic lens, a guide scope, and a compact travel telescope, offering versatility and high performance in a sleek package. Its apochromatic triplet design with two ED glass elements minimizes dispersion, ensuring sharp and vibrant images. When paired with its three-element focal length reducer, the FMA180 becomes a powerful flat-field refractor, perfect for capturing stunning astrophotographs with APS-C cameras.

Adaptability and Compatibility

Compatible with both Vixen and Arca-Swiss mounts, the Askar FMA180 is highly adaptable. Use it as a premium guide scope or convert it into a telescope for visual observation with the included 1.25" adapter. This flexibility makes it an excellent choice for both amateur and professional astronomers.

Key Features of the Askar FMA180 f/4.5 APO Lens:

• Apochromatic astrophotographic lens suitable as a guide scope or for direct visual observations
• Two ED glass lenses effectively reduce chromatic aberrations
• Universal fastening with an M42x0.75 thread
• Built-in adapter for mounting 2" filters on the front part of the lens

Technical Specifications:

• Optical design: Apochromatic fixed focal length lens
• Objective lens system: Triplet with air gap
• Number of focal length reducer lenses: Three
• Number of ED glass lenses: Two
• Coating type: Full multilayer coating (FMC)
• Focal length without reducer: 220mm
• Focal length with reducer: 180mm
• Front lens diameter: 40mm
• Aperture without reducer: f/5.5
• Aperture with reducer: f/4.5
• Additional filter mounting: Yes, 2" filter mounted on the front part with an M48x0.75 thread
• Focusing: Manual, focus ring with lock
• Back focus: 55mm
• Tripod mount: Yes, Arca-Swiss
• Optical tube mount: Vixen
• Camera/camcorder mount: M42x0.75 thread
• Eyepiece adapter: 1.25"
• Length (with reducer): 145mm
• Weight: 395g

Included Accessories:

• Askar FMA180 f/4.5 APO lens
• Focuser
• Focal reducer
• 1.25" adapter
• 2x intermediate ring with M42x0.75 thread
• Tripod adapter rings
• Allen key
• Documentation

Warranty:

The Askar FMA180 is backed by a 24-month warranty, ensuring your satisfaction and peace of mind.

With its remarkable versatility and impressive features, the Askar FMA180 is a reliable companion for astrophotography, guiding, and visual observations. Explore the wonders of the night sky with this exceptional instrument.