William Optics Telescopes Tube material Aluminium | Series Cat | ASTROSHOP

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Telescopes (11)

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Manufacturer

William Optics (11)

Tube material

Aluminium (11)

Series

Cat (11)

ZenithStar (2)

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Type

Refractor (11)

Recommended for

Advanced (11)

Area of application

Astrophotography (11)

Moon & Planets (11)

Nature Observation (6)

Nebulae & Galaxies (11)

Type of build

Apochromat (11)

Mounting type

Azimuthal (1)

No Mount (10)

Aperture

< 70 mm (4)

70 - 90 mm (1)

90 - 114 mm (5)

130 - 150 mm (1)

Focal length

< 500 mm (9)

500 - 750 mm (2)

Price

1,160 - 2,310 $ (4)

2,310 - 5,780 $ (6)

> 5,780 $ (1)

Availability

in stock (6)

short-term (5)

$William Optics Apochromatic refractor AP 51/250 RedCat WIFD$

William Optics

Apochromatic refractor AP 51/250 RedCat WIFD

$ 1,380.00

ready for shipping in 24 h

$William Optics Apochromatic refractor AP 108/518 UltraCat WIFD$

William Optics

Apochromatic refractor AP 108/518 UltraCat WIFD

$ 5,200.00

ready for shipping in 24 h

$William Optics Apochromatic refractor AP 51/178 MiniCat WIFD OTA$

William Optics

Apochromatic refractor AP 51/178 MiniCat WIFD OTA

$ 1,380.00

ready for shipping in 24 h

$William Optics Apochromatic refractor AP 131/648 UltraCat WIFD$

William Optics

Apochromatic refractor AP 131/648 UltraCat WIFD

$ 8,000.00

ready for shipping in 3-5 weeks

$William Optics Apochromatic refractor AP 91/448 GreyCat 91 WIFD OTA$

William Optics

Apochromatic refractor AP 91/448 GreyCat 91 WIFD OTA

$ 3,690.00

ready for shipping in 24 h

$William Optics Apochromatic refractor AP 56/269 UltraCat 56 WIFD$

William Optics

Apochromatic refractor AP 56/269 UltraCat 56 WIFD

$ 1,730.00

Product can be shipped as of 15.10.2026

$William Optics Apochromatic refractor AP 91/448 BlackCat 91 WIFD OTA$

William Optics

Apochromatic refractor AP 91/448 BlackCat 91 WIFD OTA

$ 3,810.00

ready for shipping in 24 h

$William Optics Apochromatic refractor AP 91/448 RedCat 91 WIFD 30th Anniversary Limited Edition$

William Optics

Apochromatic refractor AP 91/448 RedCat 91 WIFD 30th Anniversary Limited Edition

RRP: $ 4,040.00

Our price:

ready for shipping in 3-5 weeks

$William Optics Apochromatic refractor AP 76/365 UltraCat 76 WIFD$

William Optics

Apochromatic refractor AP 76/365 UltraCat 76 WIFD

$ 2,880.00

ready for shipping in 3-5 weeks

$William Optics Apochromatic refractor AP 61/300 RedCat 61 OTA$

William Optics

Apochromatic refractor AP 61/300 RedCat 61 OTA

$ 2,070.00

ready for shipping in 24 h

$William Optics Apochromatic refractor AP 91/448 RedCat 91 WIFD OTA$

William Optics

Apochromatic refractor AP 91/448 RedCat 91 WIFD OTA

$ 4,040.00

ready for shipping in 3-5 weeks

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