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M42 EXTENSION TUBE - 25mm

$12.00 USD
SKU: F9167A-25

Testar

  • M42 x 0.75 Male
  • M42 x 0.75 Female
  • Optical thickness: 25 mm

 

This 25mm extension tube uses M42 x 0.75 threads (male on one side, female on the other side). The internal barrel uses an anti reflection thread to absorb and minimise internal reflections.


 

Material Aluminium Alloy
Telescope side connection Female M42 x 0.75 thread
Camera side connection Male M42 x 0.75 thread
External diameter 45mm
Internal Diameter 38mm 
Optical thickness 25 mm
SKU F9167A-25
M42 EXTENSION TUBE - 25mm.

M42 EXTENSION TUBE - 25mm

$12.00 USD

Optical design

Image circle

Focal ratio

Aperture

Focal length

Optical thickness

Optical thickness: 25 mm

Threads

M42 x 0.75 Male, M42 x 0.75 Female

Cooled

Colour or Mono

Pixel size

Sensor dimensions

Resolution

Sensor diagonal

Quantum efficiency

Read noise

Fullwell capacity

Bit depth

FPS

Camera backfocus

Filter size

Filter size

Bandpass (FWHM)

Bandpass (FWHM)

Glass thickness

Mount type

Payload capacity

Latitude range

Dovetail saddle

Slew speed

Encoders

Periodic error correction

Counterweight shaft

Azimuth adjustment range

Internal diameter

Illuminated diameter

Compatible telescope external diameter

Weight

Length

Width

Height

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