Expanse 20mm Eyepiece 1.25 (SKU: 08923) Orion eyepieces opinie

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Orion Expanse is a series of wide-angle astronomical glasses that are especially recommended for visual observations of deep sky objects. These glasses, combining excellent image quality and high comfort of use, are an ideal choice for both beginners and more advanced astronomy enthusiasts.

Orion 1.25" Expanse 20 mm is an eyepiece with a focal length of 20 mm and an apparent field of view of 66°. To ensure high contrast and excellent detail, all lenses are covered with a multi-layer anti-reflective coating (MC), and their edges were additionally darkened.

The eyepiece is enclosed in an aluminum housing with a thread enabling the installation of 1.25" filters.

The most important features of the Orion 1.25" Expanse 20 mm eyepiece

• apparent field of view of 66° at a focal length of 20 mm
• lenses covered with a multi-layer anti-reflective coating
• threaded holder for mounting filters
• large exit pupil distance making it easier to observe with corrective glasses

Technical parameters

• eyepiece series: Orion Expanse
• apparent field of view (AFoV): 66°
• eyepiece focal length: 20 mm
• exit pupil distance: 18 mm
• Diaphragm diameter: 23.5 mm
• number of lenses: 4
• coating type: multi-layer coating (MC)
• frame diameter: 1.25"
• possibility of installing a filter: yes
• body material: aluminum
• dimensions: 58 x 33 mm
• weight: 113 g

Set elements

• Orion 1.25" Expanse 20 mm eyepiece

Guarantee

12 months