Antares 6 mm Speers-Waler Series 4 Eyepiece - 1.25" - SW6S4 Celestron Evolution Collimation Assist Tool

Collimation Assist Tool

The housing is also filled with dry nitrogen gas to prevent the internal lenses from fogging when moving between extreme temperatures or when using the binocular in damp conditions

this versatile spotting scope is a great all-around optical companion to have with you on your field trips

and a soft carrying bag

this model include a 2" focuser with a 1

Antares 6 mm Speers-Waler Series 4 Eyepiece - 1.25" - SW6S4 Celestron Evolution Collimation Assist ToolAntares 6. 1 mm 1. 25" Speers Waler Series 4 86 Eyepiece Product Highlights: Antares Speers Waler Type Series 4 Eyepiece 1. 25" Barrel, 6. 1 mm Focal Length, 8 Element Eyepiece 86 Degree Apparent Field of View (AFOV) 12 mm Eye Relief Includes Eyeshield Includes a Rubber Grip for secure handling Optics are Fully Multicoated The Antares Series 4, Speers Waler Eyepiece is a superb quality eyepiece with a focal length of 6. 1 mm and an AFOV of 86. It is a