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Reducers, Extenders, Correctors, Flatteners

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Sharpstar 0.8x Reducer/Flattener (support Full Frame) for 94EDPH

The Sharpstar 2.5" 94EDPH F/4.4 redcuer/flattener is the latest development in dedicated full-frame focal reducers. Designed to work with the Sharpstar 94EDPH apochromatic refractor, this 0.8x reducer and flattener meets the needs of demanding astrophotographers who use cameras with up to full-frame sensors for wide-field deep-sky imaging. It reduces the 94EDPH's effective focal length to 414mm.

฿10,990.00

PREORDER Askar 0.7x Full-Frame 3" Reducer for 107PHQ and 130PHQ Telescopes

Askar 0.7x Full-Frame 3" Reducer for 107PHQ and 130PHQ Telescopes

Askar’s new-launched 3” 0.7x full-frame reducer adapts for 107PHQ & 130PHQ. It has a triplet design with one ED glass.

฿11,990.00

Sharpstar 2" Quaduplet 1x MPCC Coma Corrector for f/3-f/6 Newtonian Reflectors with M48 Thread

Following the advent of 0.95x coma corrector for Newtonian reflector, SHARPSTAR optics has well received the favor of customers with high praise.

A new 1x full-frame coma corrector is now available to meet the needs of different market segments. Optimized for the aberration correction, it adopts a new Quadruplet air-spaced design, which includes an extra-low dispersion lens, same as the 0.95x, it features 2" with 55mm focal length, which is very convenient and simple to connect your imaging equipment.

฿11,990.00

Sky-Watcher 0.85x Reducer/Corrector for EvoStar 100

Sky-Watcher 0.85x Reducer/Corrector for EvoStar100ED

0.85x Focal Reducer/Corrector for Sky-Watcher Evostar 100 ED APO is designed for serious Astro-Imagers. Optimized for the Sky-Watcher Evostar 100 ED APO, this superb quality accessory effectively reduces the telescope’s focal length by a factor of 0.85x and provides much improved field-edge correction. Features:

55mm back focus
M48 threads (not standard T-thread)
Drops Evostar 100 from f/9 to f/7.56

฿12,990.00

Sky-Watcher 0.85x Reducer/Corrector for EvoStar 80ED
Sky-Watcher 0.85x Reducer/Corrector for EvoStar 80ED

55mm back focus

M48 threads (not standard T-thread)

Drops ProED 80 from f/7.5 to f/6.3
฿12,990.00

Sharpstar 3" Quadruplet 0.85x Reducer / Coma Corrector for f/3-f/6 Newtonian Reflectors

Sharpstar 30085NTRD coma corrector can shorten the original focal ratio of f/4 to f/3.4, greatly shortening the exposure time. Besides, the Sharpstar 30085NTRD coma corrector is considerately designed with many threads. At the front of the corrector, there is M82×1 male thread for the connection to our 3" focuser. At the back of the corrector, there is tapped with M76×1 male thread, M68×1 female thread and M54×0.75 female thread, which can be used to thread on our M54 to M48 camera adapter ring. The back-focus is standard 55mm, starting from the M54 thread(camera end) to focal plane.

฿23,990.00

*PRE-ORDER* William Optics Flattener 68III for GT102, FLT132, GT153

William Optics Flattener 68III for GT102, FLT132, GT153 (Pre-order only)

฿24,990.00