Engineered in the USA
Trusted under the stars
OGMA is evolving from a reseller to a designer and assembler of precision astrophotography gear. Our new filter wheels, OAGs, and tilt adjusters use OGMA-developed electronics and firmware and are assembled in Raleigh, NC, using carefully selected global components to keep your rig reliable and secure.
New OGMA Gear
OpenOgma Filter Wheel
Smooth, precise rotation driven by OGMA-designed control electronics and firmware. Available in 5-slot and 7-slot 2" configurations, designed to hold tight tolerances for backfocus and repeatability — night after night.
2" mounted filters · ASCOM / INDI compatible
Designed & assembled in the USA
2 in 1: OAG + Tilt Adjuster
A robust off-axis guider with a precisely machined prism assembly, helical focuser, and secure guide-camera mounting. Designed to integrate cleanly with OGMA filter wheels and standard cooled cameras for tight, flex-free guiding.
High-end prism · Rigid construction
OGMA-engineered mechanics
Z’Tilter Backfocus & Tilt Adjuster
A drop-in replacement for the stock ZWO tilt plate that keeps your sensor orthogonal while preserving backfocus. Engineered and assembled by OGMA to give your ASI camera a more predictable, tunable image plane.
Supports popular ASI models
Designed by OGMA
Why Buy OGMA
Stop Paying the "Brand Tax" on Precision Gear
You shouldn’t have to pay astronomical markups to get pinpoint stars. At OGMA, we strip away the legacy brand tax. By pairing global manufacturing efficiency with our own stateside design and engineering, we deliver professional-grade scientific equipment at a fraction of the traditional cost. We don't cut corners on quality; we just cut out the inflated margins. With OGMA, you get premium performance that leaves you with more budget to explore the cosmos.
Engineered to Save Your Clear Nights
Every astrophotographer knows the heartbreak of a rare, clear night ruined by glitchy hardware or unstable firmware. We build gear to survive the midnight torture test. Because we design, program, and assemble our custom electronics and firmware right here in Raleigh, North Carolina, we control the quality from the inside out. OGMA gear is engineered for seamless compatibility, rigid tolerances, and rock-solid reliability—so your rig runs flawlessly while you sleep.
US-based support and accountability
OGMA is based in Raleigh, North Carolina. We ship from the United States, provide support directly, and stand behind the products we make.
When you buy OGMA, you are not buying from a faceless marketplace listing. You are buying from a small US-based manufacturer that can answer questions, improve products, service hardware, and take responsibility when something needs attention.