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Ha filter Surface EDGE
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36mm Astrodon Filter testing

This is the characterization of my new set of 36mm Astrodon LRGB and NB filters. This is to compare to the 36mm ZWO filters that I previously purchased.



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Ha filter Box
  • 629
  • 0

Ha filter Box

The Narrow band filters each came in their own separate box. The LR...

Ha filter Surface
  • 576
  • 0

Ha filter Surface

Each of the narrow band filters came in a paper sleeve that was pad...

Ha filter sleve
  • 589
  • 0

Ha filter sleve

The surface of the SII and Ha was highly reflective. The OIII filte...

Ha filter Surface EDGE
  • 588
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Ha filter Surface EDGE

All the filters were nicely labled on the edge. The Narrow band fil...

LRGB FILTER SLEVES
  • 596
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LRGB FILTER SLEVES

The four LRGB filters came in the same box. Each filter was in a se...

LRGB FILTER EDGE
  • 776
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LRGB FILTER EDGE

The LRGB filters did not have blackened edges like the narrow band...

RED FILTER SURFACE
  • 603
  • 0

RED FILTER SURFACE

This is the RED filter surface as received. The surface was not cle...

ASTRODON FILTERS IN WHEEL
  • 945
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ASTRODON FILTERS IN WHEEL

This shows the RED and GREEN filters in place in the ZWO EFW. This...

LUM FILTER
  • 616
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LUM FILTER

Bright Light transmission through the 36mm Astrodon E-series LUM fi...

RED FILTER
  • 627
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RED FILTER

Bright Light transmission through the 36mm Astrodon E-series RED fi...

GREEN FILTER
  • 594
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GREEN FILTER

Bright Light transmission through the 36mm Astrodon E-series GREEN...

BLUE FILTER
  • 680
  • 0

BLUE FILTER

Bright Light transmission through the 36mm Astrodon E-series BLUE f...

OIII Filter
  • 741
  • 0

OIII Filter

Bright Light transmission through the 36mm Astrodon 5nm OIII narrow...

Ha Filter
  • 745
  • 0

Ha Filter

Bright Light transmission through the 36mm Astrodon 5nm Ha narrow b...

SII Filter
  • 992
  • 0

SII Filter

Bright Light transmission through the 36mm Astrodon 5nm SII narrow...

LUM filter flat frame
  • 652
  • 0

LUM filter flat frame

STF stretched masterflat (40 flats with 50 dark flats) showing the...

RED filter flat frame
  • 649
  • 0

RED filter flat frame

STF stretched masterflat (40 flats with 50 dark flats) showing the...

GREEN filter flat frame
  • 613
  • 0

GREEN filter flat frame

STF stretched masterflat (40 flats with 50 dark flats) showing the...

BLUE filter flat frame
  • 603
  • 0

BLUE filter flat frame

STF stretched masterflat (40 flats with 50 dark flats) showing the...

OIII filter flat frame
  • 611
  • 0

OIII filter flat frame

STF stretched masterflat (40 flats with 50 dark flats) showing the...

Ha filter flat frame
  • 559
  • 0

Ha filter flat frame

STF stretched masterflat (40 flats with 50 dark flats) showing the...

SII filter flat frame
  • 665
  • 0

SII filter flat frame

STF stretched masterflat (40 flats with 50 dark flats) showing the...

LUM R CP DBE MSLT STS
  • 777
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LUM R CP DBE MSLT STS

35mm Astrodon E-series LUM Filter test for star halo comparison - A...

RED R CP DBE MSLT STS
  • 723
  • 0

RED R CP DBE MSLT STS

36mm Astrodon E-series RED Filter test for start halo comparison -...

GREEN R CP DBE MSLT STS
  • 655
  • 0

GREEN R CP DBE MSLT STS

36mm Astrodon E-series GREEN Filter test for start halo comparison...

BLUE R CP DBE MSLT STS
  • 714
  • 0

BLUE R CP DBE MSLT STS

36mm Astrodon E-series BLUE Filter test for start halo comparison -...

Alnitak LRGB AD filter
  • 686
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Alnitak LRGB AD filter

36mm Astrodon E-series LRGB Filter test for start halo comparison -...

OIII R CP DBE MSLT STS
  • 690
  • 0

OIII R CP DBE MSLT STS

36mm Astrondon Narrow Band 5nm OIII Filter test for start halo comp...

Ha R CP DBE MSLT STS
  • 700
  • 0

Ha R CP DBE MSLT STS

36mm Astrondon Narrow Band 5nm Ha Filter test for start halo compar...

SII R CP DBE MSLT STS
  • 625
  • 0

SII R CP DBE MSLT STS

36mm Astrondon Narrow Band 5nm SII Filter test for start halo compa...

Alnitak HSO
  • 689
  • 0

Alnitak HSO

36mm Astrodon 5nm Narrow Band Filter test for start halo comparisio...

ZWO FILTER EDGE MASKS
  • 1452
  • 1

ZWO FILTER EDGE MASKS

This is the 36mm Astrodon Ha filter installed and mounted in the ZW...




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