Feather Vision lens in housing, for Mini-Magnum and Essential 29mm Scopes, from Shrewd.

Key features:
 

• Housing made of CNC machined aluminium
• Easy to clean, convex glass lens
• Screws into scope - get the same dot position every time, even if you remove your lens to clean it it will return to the same rotation
• Anti-reflection and armour coatings are glare-free and scratch resistant
• Available in several magnifications