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Telescope accessories > Focusers > Focusers > ASToptics > ASToptics 1.25" helical focuser (M42/T2)
Product no.: 57803

1.25" helical focuser (M42/T2)

$ 97.00 incl. VAT, plus shipping costs
in stock
ready for shipping in 24 h + lead time
Express shipment possible for delivery tomorrow, 02.11.2024!
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Product description

AST 1.25" Helical Focuser (accuracy 0.2mm)

- Material: Black Anodized Aluminum

- Telescope connection: M42 (T2)

- Weight 93gr

- Minimum lenght 43mm

- Maximum lenght 53mm

Fields of use:

- precise focusing even when the original focuser has weak quality

- Lunar and planetary imaging with compact cameras

- Amateur telescope making

Advantages:

- Eyepiece / camera does not rotate

- Locking screw keeps the exact focus position

- Versatile connections via T2 and 1.25"

Specifications

Capacity

Connection (to the telescope)
T2 (M42 x 0,75)
Connection ( to eyepiece)
1,25"
Connector (at camera end)
T2 (M42x0.75)
Draw Tube Travel (mm)
10
Optical length (mm)
43-53
Exactness of focusing (mm)
0,02

Equipment

Ring clamp
yes

General

Type
Focuser
Type of build
Helical
Weight (g)
93
Material
Aluminium (anodised)
ASToptics 1.25" helical focuser (M42/T2)

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