WILLIAM OPTICS
Testar Australia is an authorized William Optics dealer. William Optics has earned a reputation over the last two decades for producing high quality yet affordable telescopes and accessories. Their refractors are made from precision CNC-machined and anodized aluminium and feature Ohara FPL-53 synthetic fluorite glass for excellent aberration correction.
WILLIAM OPTICS MINICAT 51 WIFD f/3.5 REFRACTOR
In stockRegular price $1,599.00AUDUnit price /Unavailable-
- Sale
WILLIAM OPTICS REDCAT 51-III WIFD f/4.9 REFRACTOR
In stockSale price $1,499.00AUD Regular price $1,599.00Unit price /Unavailable -
SaleWILLIAM OPTICS REDCAT 61 WIFD F/4.9 APO REFRACTOR
Very low stock (1 unit)Sale price $2,099.00AUD Regular price $2,299.00Unit price /Unavailable- Sale
WILLIAM OPTICS REDCAT 71 WIFD f/4.9 REFRACTOR
In stockSale price $2,499.00AUD Regular price $3,299.00Unit price /Unavailable -
WILLIAM OPTICS REDCAT 91 WIFD f/4.9 REFRACTOR
In stockRegular price $4,699.00AUDUnit price /Unavailable-
WILLIAM OPTICS ULTRA-CAT 108 f/4.8 REFRACTOR
Very low stock (1 unit)Regular price $6,799.00AUDUnit price /Unavailable-
-
-
ZENITHSTAR 81 WIFD F/6.9 APO DOUBLET
Regular price $1,899.00AUDUnit price /Unavailable-
GRAN TURISMO 81 WIFD F/5.9 APO TRIPLET
Regular price $3,199.00AUDUnit price /Unavailable-
WILLIAM OPTICS PLEIADES 68 F/3.8 ASTROGRAPH
Regular price $3,449.00AUDUnit price /Unavailable-
WILLIAM OPTICS PLEIADES 111 F/4.8 ASTROGRAPH
Regular price $6,999.00AUDUnit price /Unavailable-
WILLIAM OPTICS PLEIADES 181 F/5.5 ASTROGRAPH
Regular price $32,999.00AUDUnit price /Unavailable-
- Sale
FLUOROSTAR 120 F/6.5 APO TRIPLET
Sale price From $4,899.00AUD Regular price $5,999.00Unit price /Unavailable -
FLUOROSTAR 132 F/6.9 APO TRIPLET
Regular price From $7,999.00AUDUnit price /Unavailable-
FLUOROSTAR 156 F/7.8 APO TRIPLET
Regular price $13,999.00AUDUnit price /Unavailable-
-
-
FLAT6AIII 0.8x REDUCER FOR GT71, GT81, Z81, Z103
Very low stock (1 unit)Regular price $399.00AUDUnit price /Unavailable-
- Sale
FLAT68III 1x FLATTENER FOR FLT91, FLT120, FLT132, FLT156
Sale price $999.00AUD Regular price $1,149.00Unit price /Unavailable -
FLAT7A 0.8x REDUCER FOR FLT120, FLT132, FLT156
Regular price $1,199.00AUDUnit price /Unavailable-
- Sale
FLAT8 0.72x REDUCER FOR GT102, FLT132, FLT156
Sale price $1,199.00AUD Regular price $1,449.00Unit price /Unavailable -
FLAT73A 1x FLATTENER FOR ZENITHSTAR 73
Regular price $399.00AUDUnit price /Unavailable-
WILLIAM OPTICS DR FLAT MASTER 0.8x REDUCER FOR GSO RC
Regular price $1,550.00AUDUnit price /Unavailable-
WILLIAM OPTICS FLATTENER ADAPTER FOR FLT91, FLT120
Regular price $79.00AUDUnit price /Unavailable-
-
-
WILLIAM OPTICS LOSMANDY DOVETAIL 400mm
Regular price $199.00AUDUnit price /Unavailable-
-
-
DURA-BRIGHT 1.25" DIELECTRIC 90° DIAGONAL
In stockRegular price $219.00AUDUnit price /Unavailable-
WILLIAM OPTICS 1.25" 90° ERECTING PRISM
Very low stock (1 unit)Regular price $169.00AUDUnit price /Unavailable-
WILLIAM OPTICS COPPER M48 T-RING FOR CANON
In stockRegular price $159.00AUDUnit price /Unavailable-
WILLIAM OPTICS COPPER M48 T-RING FOR NIKON
Very low stock (1 unit)Regular price $159.00AUDUnit price /Unavailable-
-
-
WILLIAM OPTICS M48 T-RING FOR FUJI X-MOUNT
Very low stock (1 unit)Regular price $79.00AUDUnit price /Unavailable-
WILLIAM OPTICS M48 T-RING FOR SONY E-MOUNT
In stockRegular price $79.00AUDUnit price /Unavailable-
WILLIAM OPTICS M48 T-RING FOR CANON EOS-R
Very low stock (1 unit)Regular price $99.00AUDUnit price /Unavailable-
-
WILLIAM OPTICS M48 T-RING FOR OLYMPUS MICRO 4/3
Regular price $79.00AUDUnit price /Unavailable-
WILLIAM OPTICS M48 T-RING FOR PENTAX K
Very low stock (1 unit)Regular price $59.00AUDUnit price /Unavailable-
