Single 20 mm Objective Lens Cover. Alumina Flip-Back Lens Covers feature powerful neodymium magnets to hold them securely closed and triple O-ring seals for maximum protection from the elements. Their machined-aluminum precision construction, quick and easy operation, and a low-profile position when open make our flip-back lens covers stand above the rest.

Single Standard Eyepiece Lens Cover. Alumina Flip-Back Lens Covers feature powerful neodymium magnets to hold them securely closed and triple O-ring seals for maximum protection from the elements. Their machined-aluminum precision construction, quick and easy operation, and a low-profile position when open make our flip-back lens covers stand above the rest.

Single 40 mm Objective Lens Cover. Alumina Flip-Back Lens Covers feature powerful neodymium magnets to hold them securely closed and triple O-ring seals for maximum protection from the elements. Their machined-aluminum precision construction, quick and easy operation, and a low-profile position when open make our flip-back lens covers stand above the rest.

Single 50 mm Objective Lens Cover. Alumina Flip-Back Lens Covers feature powerful neodymium magnets to hold them securely closed and triple O-ring seals for maximum protection from the elements. Their machined-aluminum precision construction, quick and easy operation, and a low-profile position when open make our flip-back lens covers stand above the rest.

Single Ultralight Eyepiece Lens Cover. Alumina Flip-Back Lens Covers feature powerful neodymium magnets to hold them securely closed and triple O-ring seals for maximum protection from the elements. Their machined-aluminum precision construction, quick and easy operation, and a low-profile position when open make our flip-back lens covers stand above the rest.

Single 32-33 mm Objective Lens Cover. Alumina Flip-Back Lens Covers feature powerful neodymium magnets to hold them securely closed and triple O-ring seals for maximum protection from the elements. Their machined-aluminum precision construction, quick and easy operation, and a low-profile position when open make our flip-back lens covers stand above the rest.

Single 28 mm Objective Lens Cover. Alumina Flip-Back Lens Covers feature powerful neodymium magnets to hold them securely closed and triple O-ring seals for maximum protection from the elements. Their machined-aluminum precision construction, quick and easy operation, and a low-profile position when open make our flip-back lens covers stand above the rest.

Single 36 mm Objective Lens Cover. Alumina Flip-Back Lens Covers feature powerful neodymium magnets to hold them securely closed and triple O-ring seals for maximum protection from the elements. Their machined-aluminum precision construction, quick and easy operation, and a low-profile position when open make our flip-back lens covers stand above the rest.