Updated on: 26 Sep 2020

 

1.25" round mounted Ha 3nm filter . . . HK$4,370 (accepting order 接受订货)

1.25" round mounted SII 3nm filter . . . HK$4,370 (accepting order 接受订货)

1.25" round mounted OIII 3nm filter . . . HK$4,370 (accepting order 接受订货)

1.25" round mounted Ha 5nm filter . . . HK$2,950 (in stock 現貨)

1.25" round mounted SII 5nm filter . . . HK$2,950 (in stock 現貨)

1.25" round mounted OIII 5nm filter . . . HK$2,950 (in stock 現貨)

1.25" round mounted Tru-Balance Gen 2 E-series LRGB filters . . . HK$4,240 (back ordered 订货中)

1.25" round mounted Tru-Balance Gen 2 I-series LRGB filters . . . HK$4,240 (accepting order 接受订货)

 

36mm round unmounted Ha 3nm filter . . . HK$5,790 (accepting order 接受订货)

36mm round unmounted SII 3nm filter . . . HK$5,790 (in stock 現貨)

36mm round unmounted OIII 3nm filter . . . HK$5,790 (in stock 現貨)

36mm round unmounted Ha 5nm filter . . . HK$3,880 (in stock 現貨)

36mm round unmounted SII 5nm filter . . . HK$3,880 (in stock 現貨)

36mm round unmounted OIII 5nm filter . . . HK$3,880 (in stock 現貨)

36mm round unmounted Tru-Balance Gen 2 E-series LRGB filters . . . HK$6,120 (in stock 現貨)

36mm round unmounted Tru-Balance Gen 2 I-series LRGB filters . . . HK$6,120 (accepting order 接受订货)

 

Ø49.7mm unmounted Ha 3nm filter . . . HK$8,870 (accepting order 接受订货)

Ø49.7mm unmounted SII 3nm filter . . . HK$8,870 (accepting order 接受订货) 

Ø49.7mm unmounted OIII 3nm filter . . . HK$8,870 (accepting order 接受订货)

Ø49.7mm unmounted Ha 5nm filter . . . HK$6,740 (in stock 現貨)

Ø49.7mm unmounted SII 5nm filter . . . HK$6,740 (in stock 現貨)

Ø49.7mm unmounted OIII 5nm filter . . . HK$6,740 (back ordered 订货中)

Ø49.7mm unmounted Tru-Balance Gen 2 E-series LRGB filters . . . HK$9,200 (back ordered 订货中)

Ø49.7mm unmounted Tru-Balance Gen 2 I-series LRGB filters . . . HK$9,200 (in stock 現貨)

 

49.7mm square Ha 3nm filter . . . HK$11,100 (in stock 現貨)

49.7mm square SII 3nm filter . . . HK$11,100 (in stock 現貨)

49.7mm square OIII 3nm filter . . . HK$11,100 (in stock 現貨)

49.7mm square Ha 5nm filter . . . HK$9,680 (accepting order 接受订货)

49.7mm square SII 5nm filter . . . HK$9,680 (accepting order 接受订货)

49.7mm square OIII 5nm filter . . . HK$9,680 (accepting order 接受订货)

49.7mm square Tru-Balance Gen 2 E-series LRGB filters . . . HK$11,000 (accepting order 接受订货)

49.7mm square Tru-Balance Gen 2 I-series LRGB filters . . . HK$11,000 (accepting order 接受订货)

 

65mm square Ha 3nm filter . . . HK$19,300 (accepting order 接受订货)

65mm square SII 3nm filter . . . HK$19,300 (accepting order 接受订货)

65mm square OIII 3nm filter . . . HK$19,300 (accepting order 接受订货)

65mm square Tru-Balance Gen 2 E-series LRGB filters . . . HK$21,200 (accepting order 接受订货)

 

49.7mm square Johnson/Cousins UV filter . . . HK$4,260 (in stock 現貨)

49.7mm square Johnson/Cousins B filter . . . HK$4,260 (in stock 現貨)

49.7mm square Johnson/Cousins V filter . . . HK$4,260 (in stock 現貨)

49.7mm square Johnson/Cousins Rc filter . . . HK$4,260 (in stock 現貨)

49.7mm square Johnson/Cousins Ic filter . . . HK$4,260 (in stock 現貨)

  

MMOAG-1 guide port standalone off-axis guider . . . HK$6,780 (in stock 現貨)

 

* Please ask for all other Astrodon items