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

Products

(1864 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 (1290)
Out of stock (694)

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 (4)
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 (33)
Equatorial / Alt-Azimuth (9)
Pantograph (1)

Clear

Payload capacity

Clear

Encoders

Encoders: Absolute on both axes (11)
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 (6)
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
ZWO EAF BRACKET FOR C11 & C14
In stock

Regular price $69.00AUD

View details
Compare
ZWO EAF BRACKET FOR C8 & C9.25

(3)

In stock

Regular price $69.00AUD

View details
Compare

ZWO EAF BRACKET FOR TAKAHASHI

(2)

In stock

Regular price $55.00AUD

View details
Compare
ZWO EAF HAND CONTROLLER

(1)

In stock

Regular price $75.00AUD

View details
Compare
ZWO EAF PRO ROBOTIC FOCUSER
In stock

Regular price From $439.00AUD

View details
Compare
ZWO EAF ROBOTIC FOCUSER
In stock

Regular price From $259.00AUD

View details
Compare

ZWO EAF TEMPERATURE SENSOR

(1)

In stock

Regular price $25.00AUD

View details
Compare
ZWO EFW 5 x 2" / 7 x 2"

(2)

In stock

Regular price From $499.00AUD

View details
Compare
ZWO EFW 7 x 36mm
In stock

Regular price $499.00AUD

View details
Compare
ZWO EFW 7 x 50mm SQUARE FOR ASI461MM PRO

Regular price $1,099.00AUD

Contact Us
Compare
ZWO EFW 8 x 1.25" / 31mm

(3)

In stock

Regular price $499.00AUD

View details
Compare
ZWO EFW MINI 5 X 1.25"

(9)

In stock

Regular price $329.00AUD

View details
Compare
ZWO FF107 APO QUADRUPLET f/7

Regular price From $3,799.00AUD

View details
Compare
Pre-order
ZWO FF130 APO QUADRUPLET f/7.7

Regular price From $5,699.00AUD

View details
Compare
ZWO FF65 APO QUINTUPLET f/6.4

Regular price From $1,599.00AUD

View details
Compare
ZWO FF80 APO QUADRUPLET f/7.5
In stock

Regular price From $2,399.00AUD

View details
Compare
ZWO FILTER DRAWER FOR CANON LENS
In stock

Regular price $179.00AUD

View details
Compare
ZWO FILTER DRAWER FOR NIKON LENS
In stock

Regular price $179.00AUD

View details
Compare
ZWO FILTER DRAWER M42 V2

(5)

In stock

Regular price $135.00AUD

View details
Compare

ZWO FILTER DRAWER M54 V2

(2)

In stock

Regular price $135.00AUD

View details
Compare
ZWO FILTER MASKS FOR EFW
In stock

Regular price $29.00AUD

View details
Compare
ZWO FINDER SHOE FOR ASIAIR PLUS

(2)

In stock

Regular price $33.00AUD

View details
Compare
ZWO H-ALPHA 7nm NARROWBAND FILTER
Very low stock (1 unit)

Regular price From $219.00AUD

View details
Compare

ZWO HELICAL FOCUSER 1.25"

(2)

In stock

Regular price $109.00AUD

View details
Compare
ZWO LRGB FILTERS
In stock

Regular price From $249.00AUD

View details
Compare
ZWO M42 MALE - M48 FEMALE 22.5mm EXTENDER
In stock

Regular price $45.00AUD

View details
Compare

ZWO M42 SENSOR TILT PLATE
In stock

Regular price $55.00AUD

View details
Compare

ZWO M42 to 1.25"
In stock

Regular price $35.00AUD

View details
Compare

ZWO M42 TO CS
In stock

Regular price $25.00AUD

View details
Compare

ZWO M42 TO M42
Very low stock (1 unit)

Regular price $25.00AUD

View details
Compare

ZWO M42 TO M42 EXTENDER 11mm

(1)

In stock

Regular price $35.00AUD

View details
Compare

ZWO M42 TO M42 EXTENDER 21mm
In stock

Regular price $35.00AUD

View details
Compare

ZWO M48 MALE - M48 FEMALE 16.5mm EXTENDER
In stock

Regular price $45.00AUD

View details
Compare
ZWO M48 SENSOR TILT PLATE
Very low stock (1 unit)

Regular price $55.00AUD

View details
Compare

ZWO M48 TO M42 ADAPTER

Regular price $29.00AUD

View details
Compare

ZWO M48 TO M42 EXTENDER 16.5 mm

Regular price $35.00AUD

View details
Compare
ZWO M54 15mm ADAPTER
In stock

Regular price $59.00AUD

View details
Compare

ZWO M54 SENSOR TILT PLATE
In stock

Regular price $55.00AUD

View details
Compare

ZWO M54 TILTER
Very low stock (1 unit)

Regular price $119.00AUD

View details
Compare

ZWO M54 TO M48 21mm EXTENDER
In stock

Regular price $49.00AUD

View details
Compare

ZWO M54 TO M48 ADAPTER 2mm
In stock

Regular price $25.00AUD

View details
Compare
ZWO M68 TILT PLATE

(1)

In stock

Regular price $55.00AUD

View details
Compare
ZWO NARROWBAND FILTERS 31mm
Very low stock (1 unit)

Regular price $729.00AUD

View details
Compare

ZWO NIKON LENS ADAPTER FOR EFW 1.25", 31mm, 36mm
Very low stock (1 unit)

Regular price $109.00AUD

View details
Compare
ZWO NIKON LENS ADAPTER FOR EFW 2"
In stock

Regular price $129.00AUD

View details
Compare
ZWO NIKON T2 TO M42 ADAPTER
Very low stock (1 unit)

Regular price $129.00AUD

View details
Compare

ZWO OAG-L M68 OFF AXIS GUIDER

Regular price $449.00AUD

Contact Us
Compare
ZWO OAG-L OFF AXIS GUIDER

(2)

In stock

Regular price $349.00AUD

View details
Compare
ZWO OFF AXIS GUIDER

(2)

In stock

Regular price $219.00AUD

View details
Compare
ZWO OIII 7nm NARROWBAND FILTER
Very low stock (1 unit)

Regular price From $219.00AUD

View details

Previous
Page 37 / 38
1
…
35
36
37
38
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