Lunt 230mm H-Alpha Double Stack Telescope w/ B3400

• Preorder notice: ships ~60 days after checkout (estimated delivery window)

• Observatory-class LS230THa delivers jaw-dropping H-alpha detail across the full solar disk and into tight, high-resolution close-ups

• Factory double-stacked system achieves a <0.5 Å bandpass at 656.28 nm for ultra-high contrast prominences, filaments, and surface texture

• Two internal, unobstructed 80 mm etalons, each pressure tuned, ensure stable, repeatable on-band performance without central obstruction

• B3400 blocking filter (internal mount) provides generous field coverage and imaging headroom for long focal-length workflows

• Precision Feather Touch focuser handles heavy cameras and accessories with rock-solid, backlash-free control

• Built for serious visual and imaging use—streamlined internal components minimize drift and keep tuning effortless throughout a session

• Rugged, professional build quality from Lunt Solar Systems for dependable results in research, outreach, and dedicated astrophotography

Specifications

• Model: LS230THa (double-stacked dedicated H-alpha telescope)

• Bandpass (double stack): <0.5 Å @ 656.28 nm

• Etalons: 2 × internal, unobstructed 80 mm, pressure tuned

• Blocking Filter: B3400, internal mount

• Focuser: Feather Touch

• Tuning Method: Pressure tuning (internal)

• System Type: Dedicated H-alpha solar telescope (double-stacked)

• Preorder Lead Time: Estimated ~60 days after checkout

What’s in the Box?

• Lunt LS230THa Double-Stack H-alpha Telescope

• B3400 internal-mount blocking filter (installed)

• Feather Touch focuser (installed)

• Basic documentation and setup guidance