Specwell +2 Diopter Close-Up Lens for 20mm Monoculars Manufacturer: Exclusively by Reizen Inc. 20mm monocular lens SKU: SDL20MM Weight: Length: Width: Height: Availability: Our Price: $34.95 Availability: Usually ships within 1 to 2 business days Qty: Add to cart Add to wishlist Email a friend Ask question about product Details This +2 Diopter Close-Up Lens enables Specwell 20mm Monoculars helps users to focus at a closer distance.