Contact our Sales Team by Email: sales@orionoptics.co.uk or Telephone: 01782 614200

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Model Range

Corrector

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Mirror Cells

Optics

Tube Rings

ACU-3L Focuser

Compare Specs.

Specification

AG8

AG10

AG12

AG14

AG16

Primary mirror diameter

200mm

250mm

300mm

350mm

400mm

Focal length

760mm

950mm

1140mm

1330mm

1520mm

Focal Ratio

f3.8

f3.8

f3.8

f3.8

f3.8

Focus Distance
to Image Plane

79mm

79mm

79mm

79mm

79mm

*Tube Weight

approximately 6kg

approximately 12kg

approximately 16kg

approximately 24kg

approximately 33kg

Tube Diameter

255mm

300mm

350mm

400mm

450mm

TubeLength

635mm

810mm

980mm

1203mm

1320mm

Tube Material

Carbon fibre sandwich

Carbon fibre sandwich

Carbon fibre sandwich

Carbon fibre sandwich

Carbon fibre sandwich

Secondary Size

90mm

100mm

110mm

120mm

130mm

Mirror Cell

CNC Machined alum.
9 point suspension

CNC Machined alum.
9 point suspension

CNC Machined alum.
9 point suspension

CNC Machined alum.
9 point suspension

CNC Machined alum.
9 point suspension

Focuser *

3" Crayford with 10:1
reduction

3" Crayford with 10:1 reduction

3" Crayford with 10:1 reduction

3" Crayford with 10:1 reduction

3" Crayford with 10:1 reduction

Corrector Design

4 lens ED

4 lens ED

4 lens ED

4 lens ED

4 lens ED

Flat Field Size

45mm

50mm

>50mm

>50mm

>50mm

Spot Size on Axis

4.1

3.0

1.7

3.4

4.1

Spot Size at Field Edge

8.1

7.2

4.6

4.7

6.6

Mirror / Tube Cooling

3 Controllable fans.
Heaters optional

3 Controllable fans.
Heaters optional

3 Controllable fans.
Heaters optional

3 Controllable fans.
Heaters optional

3 Controllable fans.
Heaters optional

Attachment Method

CNC machined alum.
Cradles + Dovetail

CNC machined alum.
Cradles + Dovetail

CNC machined alum.
Cradles + Dovetail

CNC machined alum.
Cradles + Dovetail

CNC machined alum.
Cradles + Dovetail

*The weights shown on each model refer to the standard optical tube with no additional equipment added.

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Shop Details
Prices exclude VAT

Specifications

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