Step-Up Rings
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Midwest Optical SU25.5-37
- Step-Up Ring
- from M25.5 x 0.5 To M37 x 0.5
- 28.5 mm Outer Diameter
- 21 mm Clear Aperture
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Midwest Optical SU77-105
- Step-Up Ring
- from M77 x 0.75 To M105 x 1
- 108 mm Outer Diameter
- 74 mm Clear Aperture
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Midwest Optical SU77-95
- Step-Up Ring
- from M77 x 0.75 To M95 x 1
- 98 mm Outer Diameter
- 74 mm Clear Aperture
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Midwest Optical SU62-82
- Step-Up Ring
- from M62 x 0.75 To M82 x 0.75
- 84 mm Outer Diameter
- 59 mm Clear Aperture