The HHA Optimizer Lite X 5519 is a left-hand, single-pin archery sight designed for precise yardage tuning and improved aiming consistency. It uses R.D.S. technology with a .019″ fiber optic to provide a clear aiming point and rapid visibility in varied light conditions. Optimizer Lite X features an infinite Adjust Slotted Slide Bracket that enables fine 2nd-axis and vertical adjustments without indexing between discrete holes. The sight is built with machined aluminum components and a 1 5/8″ housing for a compact profile.
Key Specifications
- Made by HHA.
- Model is Optimizer Lite X 5519.
- Handedness is Left-hand.
- Fiber optic diameter is .019″.
- Housing diameter is 1 5/8″.
- Construction material is machined aluminum.
- Product type is sights.
- Sight style is single-pin adjustable with R.D.S. yardage tape in 5-yard increments.
- Overall dimensions are 2.30 x 5.30 x 8.30.
- Accepts lens kit B and blue burst light: yes.
Engineered for field and target archers who prioritize precise tuning, the Optimizer Lite X combines a compact housing with fine-adjustment capability to expand usable yardage without sacrificing sight picture. Its machined-aluminum build and R.D.S. indexing-free adjustment system deliver predictable, repeatable settings that help you maintain consistency round after round.









