With 20mm of eye relief the superb field edge correction and high contrast of the Plossl design is comfortably usable even with eyeglasses.

All lenses come with a multi-layered anti-reflection coating and blackened edges to maximise light transmission

Expertly finished in anodized aluminium.

Features knurled rubber grips and is threaded for use with standard filters.

Specifications:

• 4mm
• 20mm Long Eye Relief
• 58° Apparent Field of View
• 7 Lens Elements in 4 Groups
• Fully Coated for Maximum Light Transmission
• Twist-Up Rubber Eyecups for Comfortable Viewing
• Blackened Lens Edges
• Compatible with 1.25″ Focuser Barrels
• Threaded to Accept Standard Filters
• Covered by 5 Year Australian Limited Warranty