Explore Scientific 100° Ar Eyepiece 9mm (2")

Oculaire 9mm 2 pouces

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Explore Scientific 100° Ar Eyepiece 9mm (2")

2" 9 mm waterproof argon-purged eyepiece with 100° field of view. Premium wide-angle design with 9 elements in 6 groups for deep-sky and planetary observation.

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335.00 CHF tax incl.

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Explore Scientific 100° Ar Eyepiece 9mm (2")

Description:
The Explore Scientific 100° Ar 9mm eyepiece offers a sweeping 100° apparent field of view, allowing immersive high-power observation with minimal repositioning. Ideal for planetary detail and deep-sky structure.

Its 9-element, 6-group optical design delivers exceptional sharpness and contrast, with full EMD multi-coating to enhance light transmission and suppress stray light. The eyepiece is IPX7-rated waterproof and argon-purged for internal protection against fog, dust, and mold—submersible up to 1 meter for 30 minutes.

A foldable rubber eyecup enhances comfort, and the robust stainless steel construction ensures long-term durability. Fits all standard 2" focusers.

Technical specifications:

  • Optical design: 9 elements / 6 groups

  • Apparent field of view: 100°

  • Focal length: 9 mm

  • Barrel diameter: 2" (50.8 mm)

  • Barrel length: 31 mm

  • Coating: Fully multi-coated (EMD)

  • Eye relief: not specified

  • Eyecup: soft rubber, foldable

  • Waterproofing: IPX7, argon-purged

  • Material: stainless steel

  • Color: black

  • Weight: 630 g (without accessories)

  • Warranty: 10 years with registration

Additional information:
Includes protective caps and storage box. Compatible with all standard 2" focusers. 10-year warranty after registration via Explore Scientific Europe.