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

Products

(1849 products)

Sort by

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

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

Clear

Availability

In stock (1309)
Out of stock (655)

Clear

Price

From $

-

To $

From To

Clear

Threads

Clear

Optical thickness

0 mm (1)
0.5 mm (1)
1.5 mm (1)
3 mm (1)
5 mm (1)
10 mm (2)
30 mm (1)
32 mm (1)
Optical thickness 7.3 mm (1)
Optical thickness: 0 mm (20)
Optical thickness: 0.1 mm (1)
Optical thickness: 0.15 mm (1)
Optical thickness: 0.15 - 1 mm (1)
Optical thickness: 0.2 mm (1)
Optical thickness: 0.3 mm (2)
Optical thickness: 0.3 - 1.0 mm (4)
Optical thickness: 0.4 mm (1)
Optical thickness: 0.5 mm (5)
Optical thickness: 0.5 - 13.5 mm (1)
Optical thickness: 0.6 mm (1)
Optical thickness: 0.7 mm (1)
Optical thickness: 0.8 mm (3)
Optical thickness: 1 mm (18)
Optical thickness: 1.4 mm (1)
Optical thickness: 1.5 mm (5)
Optical thickness: 2 mm (21)
Optical thickness: 2.1 mm, 6.2 mm (1)
Optical thickness: 2.5 mm (5)
Optical thickness: 3 mm (16)
Optical thickness: 3.5 mm (3)
Optical thickness: 4 mm (8)
Optical thickness: 5 mm (25)
Optical thickness: 5.5 mm (3)
Optical thickness: 6 mm (4)
Optical thickness: 7 mm (10)
Optical thickness: 7.5 mm (2)
Optical thickness: 8 mm (9)
Optical thickness: 8.3 mm (8)
Optical thickness: 9 mm (9)
Optical thickness: 9.5 mm (2)
Optical thickness: 9.50 - 10.25 mm (3)
Optical thickness: 10 mm (15)
Optical thickness: 10.5 mm (1)
Optical thickness: 10.6 mm (1)
Optical thickness: 10.8 mm (5)
Optical thickness: 11 mm (8)
Optical thickness: 11.4 mm (1)
Optical thickness: 11.5 mm (3)
Optical thickness: 12 mm (3)
Optical thickness: 12 - 16 mm (1)
Optical thickness: 12 - 17.4 mm (1)
Optical thickness: 12.5 mm (6)
Optical thickness: 12.7 mm (2)
Optical thickness: 13 mm (3)
Optical thickness: 13 - 31 mm (1)
Optical thickness: 13.5 mm (1)
Optical thickness: 14 mm (4)
Optical thickness: 14 mm, 20 mm (1)
Optical thickness: 15 mm (7)
Optical thickness: 15 - 18 mm (4)
Optical thickness: 15 - 20 mm (2)
Optical thickness: 16.2 mm (1)
Optical thickness: 16.5 mm (2)
Optical thickness: 17 - 23 mm (1)
Optical thickness: 17.5 mm (1)
Optical thickness: 18.8 mm (1)
Optical thickness: 19 mm (1)
Optical thickness: 20 mm (4)
Optical thickness: 20 - 29 mm (1)
Optical thickness: 20.5 - 30 mm (1)
Optical thickness: 21 mm (3)
Optical thickness: 22.5 mm (1)
Optical thickness: 23.5 mm (1)
Optical thickness: 25 mm (3)
Optical thickness: 26 mm (1)
Optical thickness: 26.5 mm (1)
Optical thickness: 28 mm (2)
Optical thickness: 29 mm (2)
Optical thickness: 29 - 35.5 mm (2)
Optical thickness: 29 - 46 mm (1)
Optical thickness: 30 mm (8)
Optical thickness: 31 mm (2)
Optical thickness: 31.3 mm (1)
Optical thickness: 32 - 38 mm (1)
Optical thickness: 34.5 mm (1)
Optical thickness: 35 mm (5)
Optical thickness: 36.5 mm (1)
Optical thickness: 36.6 mm (1)
Optical thickness: 37 mm (5)
Optical thickness: 38.5 mm (3)
Optical thickness: 39.5 mm (2)
Optical thickness: 40 mm (4)
Optical thickness: 47 mm (4)
Optical thickness: 50 mm (3)
Optical thickness: 100 mm (1)
Optical thickness: 109 mm (1.25" barrel) (1)
Optical thickness: 112 mm (2)
Optical thickness: 121 mm (2" barrel) (1)
Optical thickness: 131 mm (1.25" barrel) (1)
Optical thickness: -65.5 mm (1)

Clear

Aperture

Clear

Optical design

Clear

Focal length

Clear

Focal ratio

Clear

Mount type

Alt-Azimuth (12)
Alt/Az (4)
Center-Balanced Equatorial Mount (1)
Computerized Altitude-Azimuth Dual Fork Arm (1)
Dobsonian (12)
Equatorial (34)
Equatorial / Alt-Azimuth (9)
Pantograph (1)

Clear

Payload capacity

Clear

Encoders

Encoders: Absolute on both axes (12)
Encoders: Incremental on RA axis (1)
Encoders: None (41)

Clear

Counterweight shaft

16 mm (4)
18 mm (9)
19 mm (4)
20 mm (13)
25 mm (12)
28 mm (7)
30 mm (7)
31.5 mm (6)
32 mm (8)
38.1 mm (2)
40 mm (4)
50 mm (3)
60 mm (3)

Clear

Bit depth

12-bit (38)
12-bit / 8-bit depending on model (28)
12-bit per ADC; 16-bit HDR (1)
14-bit (18)
16-bit (44)

Clear

Pixel size

1.45 µm (2)
2.0 µm (5)
2.4 µm (1)
2.9 µm (15)
3.45 µm (28)
3.75 µm (4)
3.76 µm (54)
4.0 µm (2)
4 µm (1)
4.5 µm (2)
4.63 µm (3)
5 µm (3)
5.86 µm (2)
5.94 µm (2)
9 µm (2)
3.76 μm (2)
2.3 / 4.63 µm (2)

Clear

Resolution

Clear

Quantum efficiency

75% (3)
77% (2)
79% (1)
80% (24)
81% (6)
82% (1)
83% (5)
84% (1)
87% (3)
89% (4)
90% (6)
91% (16)
92% (3)
>77% @ 1200 nm (1)
>80% @ 1200 nm (2)
~61% (14)
~64% (2)
~65% (5)
~66% (9)
~80% (11)
~91% (11)

Clear

Sensor diagonal

Clear

FPS

Clear

Filter size

1.25" (71)
2" (62)
31 mm (24)
36 mm (28)
46 mm (2)
47.4 mm (4)
50 mm x 50 mm square (21)
65 mm x 65 mm square (14)
50 mm round (22)
EOS C (4)
EOS Full Frame (3)
EOS R (1)
Nikon Full Frame (2)
Sony Full Frame (1)

Clear

Bandpass (FWHM)

0.2 - 0.8 Å depending on configuration (1)
2.5 nm (4)
3 nm (14)
3.5 nm (4)
4 nm (6)
4.5 nm (4)
5 nm (2)
5.5 nm (1)
6.5 nm (3)
7 nm (5)
7.5 nm (1)
9 nm (1)
11 nm (1)
20 nm (3)
25 nm (1)
60 nm (1)
3.5 - 4 nm / 6.5 nm (3)
~0.5Å (4)

Clear

Apparent FOV

40 - 60° (1)
44° (1)
48° (6)
48 - 68° (1)
50° (8)
52° (3)
56° (3)
58° (3)
60° (6)
65° (6)
66 - 67° (1)
68° (9)
70° (1)
72° (2)
75° (1)
76° (6)
80° (1)
82° (6)
84° (1)

Clear

Barrel size

1.25" (67)
2" (35)

Clear

Colour or Monochrome

Colour (61)
Monochrome (69)

Clear

Cooled

Active cooling (36)
Cooled (48)
Fan-cooled (8)
No (8)
Non-cooled (30)
TEC cooled (ΔT of 35°C) (1)

Clear

Compare
TAKAHASHI TOA-35 FLATTENER

Regular price $969.00AUD

View details
Compare
TAKAHASHI TOA-35 REDUCER
Very low stock (1 unit)

Regular price $2,259.00AUD

View details
Compare
TAKAHASHI TOA-35 REDUCER FOR TSA-120 & TOA-150B

Regular price $2,259.00AUD

View details
Compare
TAKAHASHI TOA-645 FLATTENER FOR TOA-130

Regular price $1,499.00AUD

View details
Compare
TAKAHASHI TOA-645 FLATTENER FOR TOA-150B

Regular price $1,599.00AUD

View details
Compare
TAKAHASHI TOE 52° EYEPIECE 2.5mm
Very low stock (1 unit)

Regular price $649.00AUD

View details
Compare
TAKAHASHI TOE 52° EYEPIECE 3.3mm
Very low stock (1 unit)

Regular price $649.00AUD

View details
Compare
TAKAHASHI TOE 52° EYEPIECE 4mm

(1)

Very low stock (1 unit)

Regular price $599.00AUD

View details
Compare

New arrival

TAKAHASHI TOE 58° EYEPIECE 10mm

Regular price $649.00AUD

View details
Compare

New arrival

TAKAHASHI TOE 58° EYEPIECE 5.5mm

Regular price $649.00AUD

View details
Compare

New arrival

TAKAHASHI TOE 58° EYEPIECE 7.5mm

Regular price $649.00AUD

View details
Compare

TAKAHASHI TPL EYEPIECE 12.5mm
In stock

Regular price $379.00AUD

View details
Compare

TAKAHASHI TPL EYEPIECE 18mm
Very low stock (1 unit)

Regular price $379.00AUD

View details
Compare

TAKAHASHI TPL EYEPIECE 25mm

(1)

Regular price $399.00AUD

View details
Compare

TAKAHASHI TPL EYEPIECE 33mm
Very low stock (1 unit)

Regular price $599.00AUD

View details
Compare

TAKAHASHI TPL EYEPIECE 50mm
Very low stock (1 unit)

Regular price $1,199.00AUD

View details
Compare

TAKAHASHI TPL EYEPIECE 6mm
Very low stock (1 unit)

Regular price $369.00AUD

View details
Compare

TAKAHASHI TPL EYEPIECE 9mm

Regular price $369.00AUD

View details
Compare
TAKAHASHI TSA-120 APO TRIPLET
Very low stock (1 unit)

Regular price From $8,999.00AUD

View details
Compare
TAKAHASHI VISUAL COUPLING S TKP00103
In stock

Regular price $99.00AUD

View details
Compare
TELRAD FINDER & MOUNTING BASE
In stock

Regular price $79.00AUD

View details
Compare
TESTAR 3.3" SC EXTENSION 25mm
In stock

Regular price $99.00AUD

View details
Compare
TESTAR 30mm f/4 MINI GUIDE SCOPE

(3)

In stock

Regular price $139.00AUD

View details
Compare
TESTAR 50mm GUIDE SCOPE

(1)

In stock

Regular price $169.00AUD

View details
Compare
TESTAR 60mm GUIDE SCOPE
In stock

Regular price $199.00AUD

View details
Compare
TESTAR ADAPTER BETWEEN ESATTO 3.5" AND SHARPSTAR SCA260
In stock

Regular price $249.00AUD

View details
Compare
TESTAR ADAPTER BETWEEN ESATTO 3.5" LP AND DELTA RHO 350
In stock

Regular price $479.00AUD

View details
Compare
TESTAR ADAPTER BETWEEN ESATTO 4" AND PLANEWAVE CDK

Regular price $599.00AUD

View details
Compare
TESTAR ADAPTER ESATTO 2" - M48 FEMALE
In stock

Regular price $149.00AUD

View details
Compare
TESTAR ADAPTER FOR ESATTO 3" & SHARPSTAR 2.5" REDUCER

Regular price $99.00AUD

View details
Compare
TESTAR ADAPTER FOR ESATTO 3" AND ESPRIT 120 / 150 REDUCER
In stock

Regular price $159.00AUD

View details
Compare
TESTAR ADAPTER FOR GSO RC FOCUSER & SHARPSTAR REDUCER
In stock

Regular price $159.00AUD

View details
Compare
TESTAR ADAPTER M72 - APM RIFLAT1 FLATTENER
Very low stock (1 unit)

Regular price $199.00AUD

View details
Compare
TESTAR DEW HEATER REGULATOR
In stock

Regular price $39.00AUD

View details
Compare

TESTAR ESATTO 3" M81 EXTENSION 10mm
In stock

Regular price $99.00AUD

View details
Compare
TESTAR HELICAL FOCUSER FOR FINDERSCOPES
In stock

Regular price $159.00AUD

View details
Compare

TESTAR PIER 2000

(1)

In stock

Regular price From $1,699.00AUD

View details
Compare

TESTAR PIER 3000
In stock

Regular price $1,999.00AUD

View details
Compare

TESTAR PIER ADAPTER FLANGE FOR CEM120
In stock

Regular price $199.00AUD

View details
Compare
TESTAR PIER ADAPTER FLANGE FOR CGX-L

Regular price $329.00AUD

View details
Compare
TESTAR PIER ADAPTER FLANGE FOR EQ8 & CQ350

(1)

In stock

Regular price $249.00AUD

View details
Compare
TESTAR PIER ADAPTER FLANGE FOR GM2000
In stock

Regular price $229.00AUD

Contact Us
Compare

TESTAR PIER EXTENSION FOR CQ350 & EQ8-R

(1)

In stock

Regular price $399.00AUD

View details
Compare

TESTAR PIER EXTENSION FOR SHARPSTAR MARK III

Regular price $399.00AUD

View details
Compare

TESTAR TRIPOD ADAPTER FOR SHARPSTAR MARK III MOUNT

Regular price $199.00AUD

View details
Compare
TESTAR UNIVERSAL MOUNT ADAPTER FOR EQ8 PIER TRIPOD
Very low stock (1 unit)

Regular price $249.00AUD

View details
Compare
TOUPTEK AAF ELECTRONIC AUTOFOCUSER

Regular price $299.00AUD

View details
Compare
Pre-order
TOUPTEK AFW ELECTRONIC FILTER WHEEL 5 x 2"
Very low stock (1 unit)

Regular price $449.00AUD

View details
Compare
Pre-order
TOUPTEK AFW ELECTRONIC FILTER WHEEL 7 x 2"
Very low stock (1 unit)

Regular price $499.00AUD

View details
Compare
TOUPTEK AFW ELECTRONIC FILTER WHEEL 7 x 36mm
In stock

Regular price $449.00AUD

View details

Previous
Page 32 / 37
1
…
30
31
32
33
34
…
37
Next

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