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CAT series

สินค้า

William Optics Cat Mounting ring

William Optics Cat Mounting ring

(0 รีวิว)

฿1,690.00

สินค้าหมด

William Optics RedCat Handle Bar (สีแดง)

William Optics RedCat Handle Bar

(1 รีวิว)

฿1,890.00

สินค้าหมด

PREORDER William Optics RedCat 51 III WIFD

William Optics RedCat 51 III WIFD f/4.9 Petzval Refractor Telescope

Newest version (gen III) of the best-selling RedCat 51
4-element Petzval refractor telescope
250mm focal length, f/4.9 focal ratio
Premium quality FPL-53 glass
Brand new WIFD focuser design
Soft case, dovetail bar, tube rings, and saddle included

			(1 รีวิว)

฿29,990.00

~~฿32,990.00~~ ส่วนลด 9%

SALE

$*พร้อมจัดส่ง* William Optics RedCat51 Mini WIFD f/3.5 Petzval Refractor Telescope$

พร้อมจัดส่ง William Optics RedCat51 Mini WIFD f/3.5 Petzval Refractor Telescope

William Optics RedCat51 Mini WIFD f/3.5 Petzval Refractor Telescope

Designed for wide field astrophotography
Speedy f/3.5 focal ratio is twice as fast as previous generations
178mm focal length captures wide swaths of the night sky
WIFD focuser is ZWO EAF compatible out of the box
Ultra portable: weighs just 5 lbs (2.3 kg)

		(0 รีวิว)

฿29,990.00

~~฿32,990.00~~ ส่วนลด 9%

SALE

$*ลดล้างสต๊อก* William Optics RedCat 71 71mm f/4.9 Petzval Apo Refractor Telescope$

ลดล้างสต๊อก William Optics RedCat 71 71mm f/4.9 Petzval Apo Refractor Telescope

William Optics RedCat 71 348mm f/4.9 Petzval Apo astrograph

The WO Cat71 is a 71-mm f/4.9 refractor using a Petzval design with a doublet front element incorporating FPL-53 glass, plus a single central element and a single rear lens. By this design, our WO Cat71 provides a flat image plane without any additional flattener and the image circle is over 45mm. WO Cat71 is designed primarily for imaging, making it an astrograph.

		(0 รีวิว)

฿39,990.00

~~฿63,990.00~~ ส่วนลด 38%

SALE

$*PREORDER* William Optics RedCat 71 III WIFD f/4.9 Petzval Refractor Telescope$

PREORDER William Optics RedCat 71 III WIFD f/4.9 Petzval Refractor Telescope

William Optics RedCat 71 III WIFD f/4.9 Petzval Refractor Telescope

350mm focal length, f/4.9 Petzval apochromatic astrograph
Upgraded WIFD focuser
45mm full frame imaging circle
FPL-53 glass for colour free apochromatic performance
M48, M54, and M68 male threads for attachment to cameras and accessories
Seamless integration with ZWO EAF

		(0 รีวิว)

฿51,990.00

~~฿56,990.00~~ ส่วนลด 9%

SALE

PREORDER William Optics Ultra-Cat 108

William Optics Ultra-Cat 108 WIFD Apo f/4.8

The William Optics UltraCat 108 is a cutting-edge 108mm apochromatic refractor designed for astrophotographers who demand top-tier performance.

Featuring a 5-element advanced Petzval optical design and a fast f/4.8 focal ratio, it delivers breathtaking edge-to-edge clarity and vivid detail, making it perfect for capturing expansive celestial views. Its robust build, exceptional optics, and innovative features redefine the standard for astrophotography.

The Petzval optical design includes two Super ED glass lenses, one ED glass lens, and lanthanum lenses with advanced fully multi-coated coatings. Together, they deliver sharp, vibrant images with true-to-life colours and significantly reduced chromatic aberration.