Astronomy Specialist

TESTAR 3.3" SC EXTENSION 25mm

$99.00AUD
SKU: TE-3.3EXT25

Testar

  • Optical thickness: 25 mm



The Testar 3.3" Schmidt-Cassegarin Extension is a 25mm extension tube with 3.3" Schmidt-Cassegrain threads on each side. Engineered in-house by us and made from CNC-machined and hard-anodized 6061-T6 Aluminium.


Specifications

 

Optical length
25 mm
Clear aperture
66 mm
Outer diameter
94 mm
Connection side A 3.3" SC female
Connection side B 3.3" SC male
SKU TE-3.3EXT25
TESTAR 3.3" SC EXTENSION 25mm.

TESTAR 3.3" SC EXTENSION 25mm

$99.00AUD

Optical design

Image circle

Focal ratio

Aperture

Focal length

Optical thickness

Optical thickness: 25 mm

Threads

3.3" SC Female, 3.3" SC Male

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

View product