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Astronomy > Telescope accessories > Focusers > Focusers > TS Optics > TS Optics Focuser Newton-Crayford 3"
Product no.: 71760

Focuser Newton-Crayford 3"

$ 690.00 incl. VAT plus shipping costs
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Product description

The focuser is attached to every telescope near the focal point of the light-gathering optics. As the name suggests, eyepieces can be inserted into the focuser. For astrophotography, focusers hold cameras and bring them into focus. This is why they are also referred to as focusers instead of eyepiece focusers.

  • Only 80 mm high to the 3" clamp and 95 mm to the 2" clamp
  • Suitable for Newtonian telescopes with a tube diameter of up to 220 mm when placed on a flat surface
  • Base: 114 mm x 114 mm with M6 internal thread - 100 mm parallel to the tube and 99 mm perpendicular to the tube

TS Optics is a brand of Teleskop-Service.

Specifications

Capacity


Appropriate for...
Newtonian telescopes
Connection ( to eyepiece)
3"
Free transmission (mm)
76
Gear reduction
1:10
Draw Tube Travel (mm)
40
Optical length (mm)
>95

Special features


Ring clamp
yes

Equipment


Motor-powered
no
Eyepiece adaptor
3"/2" & 2"/1.25"
shoe
no

General


Type
Focuser
Type of build
Crayford
Weight (g)
1200

Product safety

Manufacturer: Teleskop-Service Ransburg GmbH, Von-Myra-Straße 8, 85599 Parsdorf, DE, www.teleskop-express.de
TS Optics Focuser Newton-Crayford 3"
Eyepiece adaptor

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