Astronomy Specialist

CELESTRON 0.7x REDUCER FOR EDGEHD 925

$999.00AUD
SKU: CE-94245

Celestron


 

The Celestron EdgeHD 925 0.7x Reducer is a 4-element corrector for the EdgeHD 9.25" telescope. The flattener/reducer uses extra-low dispersion lanthanum glass elements for excellent chromatic correction and high contrast. The 0.7x reduction factor shortens the focal ratio of the EdgeHD 9.25" to f/7, halving the exposure time and increasing the field of view by 43%.

When paired with this flattener/reducer, the focal length of the EdgeHD 9.25" becomes 1645mm, giving an excellent field of view for galaxies. The flattener/reducer has a backfocus requirement of 146.05mm, leaving plenty of room for accessories. The field correction is suitable for full frame sensors such as the ASI6200.

All air-to-glass optical surfaces have multiple layers of coatings for maximum light transmission and colour correction. Additionally, each lens has blackened edges to minimize internal reflections and maximize contrast. The CNC-machined aluminium housing keeps the elements secure and precisely aligned.

Specifications

 

Reduction factor 0.7 x
Telescope connection 3.25" SC female
Camera connection 3.25" SC male
Image circle 42 mm
Backfocus distance 146.05 mm
Weight 680 g
SKU CE-94245
Downloads

 

PDF Icon Small EdgeHD 925 0.7x Reducer manual

CELESTRON 0.7x REDUCER FOR EDGEHD 925.

CELESTRON 0.7x REDUCER FOR EDGEHD 925

$999.00AUD

Optical design

Image circle

Focal ratio

Aperture

Focal length

Optical thickness

Threads

Cooled

Colour or Mono

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Resolution

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Quantum efficiency

Read noise

Fullwell capacity

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FPS

Camera backfocus

Filter size

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Bandpass (FWHM)

Bandpass (FWHM)

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Mount type

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Dovetail saddle

Slew speed

Encoders

Periodic error correction

Counterweight shaft

Azimuth adjustment range

Internal diameter

Illuminated diameter

Compatible telescope external diameter

Weight

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