Skip to content

Astronomy Specialist

Search

Menu

BRANDS
TELESCOPES
- TELESCOPES
- ASTROGRAPHS
  
  CELESTRON
  
  OFFICINA STELLARE
  
  PLANEWAVE
  
  SHARPSTAR
  
  SKY-WATCHER
  
  TAKAHASHI
- BINOCULARS
  
  APM
  
  CELESTRON
- CASSEGRAIN
  
  BAADER
  
  CELESTRON
  
  SKY-WATCHER
- COMPUTERIZED
  
  CELESTRON
- DALL-KIRKHAM
  
  TAKAHASHI
  
  OFFICINA STELLARE
  
  PLANEWAVE
- DOBSONIAN
  
  GEOPTIK
  
  SKY-WATCHER
  
  OPTIQUES FULLUM
- NEWTONIAN
  
  ARTESKY
  
  GSO
  
  SAXON
  
  SKY-WATCHER
- REFRACTORS
  
  ASKAR
  
  APM
  
  TAKAHASHI
  
  SHARPSTAR
  
  SKY-WATCHER
  
  WILLIAM OPTICS
  
  ZWO
- RITCHEY-CHRETIEN
  
  GSO
  
  OFFICINA STELLARE
  
  PLANEWAVE
- SMART TELESCOPES
  
  UNISTELLAR
  
  ZWO SEESTAR
- SOLAR
  
  BAADER
  
  DAYSTAR
  
  SKY-WATCHER
- SPOTTING SCOPES
  
  CELESTRON
MOUNTS
CAMERAS
ACCESSORIES
OBSERVATORIES
SPECIALS
BLOG
ABOUT US
ENGINEERING

SPECIALS

(234 products)

Sort by

Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Compare

View as List Grid

FiltersFilter & Sort

Applied Filters

Clear all

Sort by

Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Brand

10Micron (2)
Baader Planetarium (30)
Celestron (7)
Daystar (2)
iOptron (2)
Optolong (19)
Prima Luce Lab (1)
QHYCCD (18)
Sharpstar (1)
Sky-Watcher (7)
Takahashi (2)
ToupTek (26)
Touptek (3)
Wanderer Astro (1)
William Optics (40)
ZWO (72)

Clear

Availability

In stock (142)
Out of stock (117)

Clear

Price

From $

-

To $

From To

Clear

Threads

2"-24 UNC (3)
1.25" barrel (23)
2" barrel (22)
2" SC (1)
M28.5 x 0.6 (3)
M42 x 0.75 (1)
M42 x 0.75 Male (3)
M43 (18)
M48 x 0.75 (1)
M48 x 0.75 Female (11)
M48 x 0.75 Male (8)
M54 x 0.75 Female (5)
M54 x 0.75 Male (6)
M54 • M48 (1)
M56 x 0.75 Female (1)
M56 x 0.75 Male (1)
M63 x 1 (1)
M63 x 1 Female (2)
M63 x 1 Male (1)
M68 x 1 Male (1)
M72 x 1 Female (1)
M72 x 1 Male (1)
M83 x 1 Male (1)
M92 x 1 (2)
M92 x 1 Female (2)
M92 x 1 Male (1)
SP54 (11)

Clear

Optical thickness

Optical thickness: 8.3 mm (2)
Optical thickness: 10.6 mm (1)
Optical thickness: 10.8 mm (1)
Optical thickness: 20 mm (1)
Optical thickness: 21 mm (1)
Optical thickness: 26.5 mm (1)
Optical thickness: 29 mm (1)
Optical thickness: 34.5 mm (1)
Optical thickness: 35 mm (1)
Optical thickness: 37 mm (2)
Optical thickness: 38.5 mm (1)
Optical thickness: 41.5 mm (1)

Clear

Aperture

30 mm (1)
32 mm (1)
48 mm (1)
50 mm (1)
51 mm (2)
61 mm (2)
62 mm (1)
65 mm (1)
68 mm (1)
71 mm (1)
80 mm (5)
81 mm (2)
82 mm (1)
91 mm (1)
107 mm (1)
108mm (1)
111 mm (1)
130 mm (1)
132 mm (1)
140 mm (1)
156 mm (1)
181 mm (1)
203.2 mm (1)
235 mm (1)
279.4 mm (1)

Clear

Optical design

Achromatic Doublet (1)
Aplanatic Schmidt-Cassegrain (1)
Apochromatic doublet (5)
Apochromatic Petzval (1)
Apochromatic Petzval quadruplet (6)
Apochromatic Petzval quintuplet (2)
Apochromatic Petzval sextuplet (1)
Apochromatic septuplet (3)
Apochromatic triplet (4)
Aspheric (2)
Barlow (1)
Doublet (2)
ED doublet (2)
H-alpha apochromatic doublet (1)
Modular (10)
Orthoscopic (3)
Plössl (1)
Plössl, Orthoscopic, Barlow (1)
Schmidt-Cassegrain (2)
Wide angle (6)

Clear

Focal length

Clear

Focal ratio

f/3.5 (1)
f/3.75 (1)
f/3.8 (1)
f/4 (1)
f/4.8 (2)
f/4.9 (4)
f/5 (1)
f/5.5 (1)
f/5.9 (2)
f/6.4 (1)
f/6.5 (3)
f/6.9 (2)
f/7 (1)
f/7.5 (4)
f/7.7 (1)
f/7.8 (1)
f/10 (3)
f/17.5 (1)

Clear

Mount type

Computerized Altitude-Azimuth Dual Fork Arm (1)
Equatorial (6)

Clear

Payload capacity

50 kg (1)
80 kg (1)
13 kg with counterweight (1)
20 kg with counterweight (1)
8 kg without counterweight (1)
15 kg without counterweight (1)
Payload: 18 kg (1)
Payload: 25 kg (1)
Payload: 34 kg (1)
≤2.5 Nm (5kg) (1)

Clear

Encoders

Encoders: Incremental on RA axis (1)
Encoders: None (5)

Clear

Counterweight shaft

19 mm (2)
20 mm (2)
31.5 mm (1)
32 mm (1)

Clear

Bit depth

12-bit (30)
14-bit (16)
16-bit (23)

Clear

Pixel size

1.45 µm (2)
2.0 µm (5)
2.4 µm (1)
2.9 µm (13)
3.75 µm (2)
3.76 µm (31)
4.0 µm (2)
4 µm (1)
4.63 µm (3)
5 µm (1)
5.86 µm (2)
5.94 µm (2)
9 µm (1)
2.3 / 4.63 µm (3)

Clear

Resolution

1280 x 960 (2)
1280 x 1024 (1)
1608 x 1104 (1)
1920 x 1080 (10)
1936 x 1216 (2)
2704 x 1536 (1)
3008 x 3008 (6)
3080 x 3280 (2)
3552 x 3552 (1)
3840 x 2160 (10)
3864 x 2192 (1)
4128 x 2808 (2)
4144 x 2822 (4)
5496 x 3672 (1)
6064 x 4040 (1)
6072 x 4042 (1)
6224 x 4168 (3)
6248 x 4176 (8)
6280 x 4210 (4)
8288 x 5644 (3)
9568 x 6380 (2)
9576 x 6388 (5)
11656 x 8750 (1)

Clear

Quantum efficiency

75% (2)
77% (2)
79% (1)
80% (22)
81% (6)
83% (5)
84% (1)
87% (2)
89% (2)
90% (5)
91% (17)
92% (3)
>80% @ 1200 nm (1)

Clear

Sensor diagonal

6 mm (1)
6.14 mm (1)
6.39 mm (5)
6.45 mm (4)
8.2 mm (1)
8.47 mm (2)
8.81 mm (3)
8.86 mm (2)
9.02 mm (1)
10.04 mm (1)
12.84 mm (5)
13.2 mm (2)
15.9 mm (1)
15.97 mm (2)
16 mm (6)
17.6 mm (1)
23.1 mm (5)
23.2 mm (1)
28.3 mm (11)
28.43 mm (4)
43.2 mm (3)
43.27 mm (2)
43.3 mm (4)
55 mm (1)

Clear

FPS

Clear

Filter size

1.25" (24)
2" (19)
31 mm (6)
36 mm (7)
47.4 mm (3)
50 mm x 50 mm square (4)
65 mm x 65 mm square (4)
50 mm round (6)
EOS C (4)
EOS Full Frame (3)
EOS R (1)
Nikon Full Frame (2)
Sony Full Frame (1)

Clear

Bandpass (FWHM)

3 nm (2)
3.5 nm (1)
4 nm (2)
6.5 nm (3)
7 nm (5)
11 nm (1)
25 nm (1)
3.5 - 4 nm / 6.5 nm (1)
~0.5Å (1)

Clear

Apparent FOV

48 - 68° (1)
50° (5)
68° (9)
72° (2)
76° (6)

Clear

Barrel size

1.25" (22)
2" (18)

Clear

Colour or Monochrome

Colour (32)
Monochrome (37)

Clear

Cooled

Cooled (42)
Non-cooled (27)
TEC cooled (ΔT of 35°C) (1)

Clear

Compare

20% off

BAADER CLASSIC Q-TURRET EYEPIECE SET
Very low stock (1 unit)

Sale price $389^00AUD Regular price $489⁰⁰

View details
Compare

23% off

BAADER ORTHO 6mm EYEPIECE
In stock

Sale price $99^00AUD Regular price $129⁰⁰

View details
Compare

23% off

BAADER ORTHO 10mm EYEPIECE

(1)

In stock

Sale price $99^00AUD Regular price $129⁰⁰

View details
Compare

23% off

BAADER ORTHO 18mm EYEPIECE
In stock

Sale price $99^00AUD Regular price $129⁰⁰

View details
Compare

17% off

BAADER PLÖSSL 32mm EYEPIECE
In stock

Sale price $99^00AUD Regular price $119⁰⁰

View details
Compare

20% off

BAADER Q-BARLOW LENS 1.25" 1.3x / 2.25x
In stock

Sale price $79^00AUD Regular price $99⁰⁰

View details
Compare

20% off

BAADER HYPERION 72° EYEPIECE 31mm ASPHERIC
In stock

Sale price $271^00AUD Regular price $339⁰⁰

View details
Compare

20% off

BAADER HYPERION 72° EYEPIECE 36mm ASPHERIC

(1)

In stock

Sale price $287^00AUD Regular price $359⁰⁰

View details
Compare

21% off

BAADER HYPERION 68° EYEPIECE 5mm
In stock

Sale price $229^00AUD Regular price $289⁰⁰

View details
Compare

21% off

BAADER HYPERION 68° EYEPIECE 8mm
In stock

Sale price $229^00AUD Regular price $289⁰⁰

View details
Compare

21% off

BAADER HYPERION 68° EYEPIECE 10mm
In stock

Sale price $229^00AUD Regular price $289⁰⁰

View details
Compare

21% off

BAADER HYPERION 68° EYEPIECE 13mm
In stock

Sale price $229^00AUD Regular price $289⁰⁰

View details
Compare

21% off

BAADER HYPERION 68° EYEPIECE 17mm

(1)

In stock

Sale price $229^00AUD Regular price $289⁰⁰

View details
Compare

21% off

BAADER HYPERION 68° EYEPIECE 21mm
In stock

Sale price $229^00AUD Regular price $289⁰⁰

View details
Compare

21% off

BAADER HYPERION 68° EYEPIECE 24mm
In stock

Sale price $229^00AUD Regular price $289⁰⁰

View details
Compare

21% off

BAADER HYPERION UNIVERSAL ZOOM MARK IV 8-24mm

(4)

In stock

Sale price $379^00AUD Regular price $479⁰⁰

View details
Compare

20% off

BAADER MORPHEUS 76° EYEPIECE 4.5mm
Very low stock (1 unit)

Sale price $383^00AUD Regular price $479⁰⁰

View details
Compare

20% off

BAADER MORPHEUS 76° EYEPIECE 6.5mm

(1)

In stock

Sale price $383^00AUD Regular price $479⁰⁰

View details
Compare

20% off

BAADER MORPHEUS 76° EYEPIECE 9mm

Sale price $383^00AUD Regular price $479⁰⁰

View details
Compare

20% off

BAADER MORPHEUS 76° EYEPIECE 12.5mm

(1)

Sale price $383^00AUD Regular price $479⁰⁰

View details
Compare

20% off

BAADER MORPHEUS 76° EYEPIECE 14mm

(1)

In stock

Sale price $383^00AUD Regular price $479⁰⁰

View details
Compare

20% off

BAADER MORPHEUS 76° EYEPIECE 17.5mm

(3)

In stock

Sale price $383^00AUD Regular price $479⁰⁰

View details
Compare

20% off

BAADER HYPERION 68° EYEPIECE FULL SET
In stock

Sale price $1,499^00AUD Regular price $1,879⁰⁰

View details
Compare

20% off

BAADER MORPHEUS 76° EYEPIECE FULL SET

Sale price $2,279^00AUD Regular price $2,849⁰⁰

View details
Compare

20% off

BAADER HYPERION 68° EYEPIECE STARTER SET
In stock

Sale price $889^00AUD Regular price $1,109⁰⁰

View details
Compare

20% off

BAADER MORPHEUS 76° EYEPIECE STARTER SET

Sale price $1,207^00AUD Regular price $1,509⁰⁰

View details
Compare

11% off

BAADER HYPERION ZOOM EYEPIECE WITH 2.25x BARLOW
In stock

Sale price $569^00AUD Regular price $639⁰⁰

View details
Compare

10% off

SEESTAR S30 SMART TELESCOPE

(4)

Sale price $629^00AUD Regular price $699⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG CLS-CCD

(1)

Very low stock (1 unit)

Sale price From $135^00AUD Regular price $159⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG L-PRO FILTER

(1)

In stock

Sale price From $203^00AUD Regular price $239⁰⁰

View details
Compare

FREE SHIPPING
Up to 22% off

OPTOLONG 7nm NARROWBAND SHO FILTER SET
In stock

Sale price From $649^00AUD Regular price $699⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG CLS FILTER

(1)

In stock

Sale price From $127^00AUD Regular price $149⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG H-ALPHA 7nm NARROWBAND FILTER
In stock

Sale price From $229^00AUD Regular price $269⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG IR-PASS FILTER 685nm
Very low stock (1 unit)

Sale price From $110^00AUD Regular price $129⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG L-eNhance FILTER

(7)

Very low stock (1 unit)

Sale price From $246^00AUD Regular price $289⁰⁰

View details
Compare

FREE SHIPPING
15% off

OPTOLONG L-eXtreme f/2 FILTER

Sale price $424^00AUD Regular price $499⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG L-eXtreme FILTER

(14)

Sale price From $339^00AUD Regular price $399⁰⁰

View details
Compare

FREE SHIPPING
5% off

OPTOLONG L-QUAD ENHANCE FILTER

Sale price $313^00AUD Regular price $329⁰⁰

View details
Compare

FREE SHIPPING
5% off

OPTOLONG L-Synergy FILTER

Sale price $474^00AUD Regular price $499⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG L-ULTIMATE FILTER

(3)

Sale price From $416^00AUD Regular price $489⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG LRGB FILTERS

(1)

In stock

Sale price From $339^00AUD Regular price $399⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG OIII 6.5nm NARROWBAND FILTER
In stock

Sale price From $229^00AUD Regular price $269⁰⁰

View details
Compare

Up to 16% off

OPTOLONG POLARIZING MOON FILTER

(1)

In stock

Sale price From $54^00AUD Regular price $64⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG SII 6.5nm NARROWBAND FILTER
In stock

Sale price From $229^00AUD Regular price $269⁰⁰

View details
Compare

FREE SHIPPING
Up to 15% off

OPTOLONG UHC FILTER
In stock

Sale price From $144^00AUD Regular price $169⁰⁰

View details
Compare

FREE SHIPPING ON 2" & 36mm
Up to 15% off

OPTOLONG UV/IR CUT FILTER

(3)

In stock

Sale price From $67^00AUD Regular price $79⁰⁰

View details
Compare

20% off

QHY miniCAM8-M [MONO]
In stock

Sale price $1,199^00AUD Regular price $1,499⁰⁰

View details
Compare

FREE SHIPPING
15% off

QHY 533C [COLOUR]

Sale price $1,449^00AUD Regular price $1,699⁰⁰

Contact Us
Compare

FREE SHIPPING
21% off

QHY 533M [MONO]

(1)

Sale price $1,549^00AUD Regular price $1,949⁰⁰

Contact Us
Compare

38% off

QHY CFW3 LARGE FILTER WHEEL 7 x 2" & 7 x 50mm

Sale price $499^00AUD Regular price $799⁰⁰

View details

Showing 100 of 234

Your cart

Your cart is empty

Subtotal:$0^00AUD

Loading...

EXPLORE

Terms of Service
Refund Policy
Shipping Policy
Privacy Policy
Quick Order

NEWSLETTER

Join our mailing list for updates, exclusive offers and astronomy news.

Email

CONTACT

Phone: 02 83281234

Mon - Fri 10:00 - 17:30, Sat 10:00 - 14:00

33/1-5 Thew Parade, Cromer, 2099, NSW Australia.

Drop us an email

Facebook
YouTube
Instagram

Payment methods accepted

Country/Region

Australia (AUD $)

© 2025 Testar Australia.

Compare /15

Loading...

Loading...

Choose options

Item added to your cart.

View cart