SVBONY 7th Anniversary Promotion - Special Offers! Enjoy Up To 30% Discount!   >>shop now ×

1.25inch SHO Filter Set H-Alpha OIII SII 7nm

SKU: F9169A-W9121A-W9122A
-10% US$ 329.39
List Price: US$ 365.99

The SHO filter is highly transparent, allowing the emission spectrum of the nebula to collect as much energy as possible by accumulating exposure.

In Stock Out Of Stock

Special offers and product promotions

1.25" SHO Filter Set H-Alpha OIII SII 7nm

sho filter 7nm.jpg

sho filter wave length.jpg

h-alpha filter.jpg

sho filter with aluminum frame.jpg

sho filter usage.jpg

sho filter connect with camera and eyepiece.jpg

nebulosa roseta.jpg

sho filter package.jpg

5 reviews

Write a review

Thanks, I've been looking for this for a long time

very good

Cool, I've been looking for this one for a long time

Thanks, +

deSara thanks for my account now

thanks for approve my account :) deSara

Thanks

Интересный пост<br>

hi all users

hello there. What can i do for you hehes thanks i registered 2 weeks ago but i cant find where can i search any words. thanks for help :)

Specifications

Spec SII 7nm OIII 7nm H-Alpha 7nm
Size 1.25-Inch 1.25-Inch 1.25-Inch
Transmission Line Wavelength 672nm 500nm 656nm
T peak 80% 80% 80%
Substrate B270 B270 B270
Wavelength Range 300-1000nm 300-1000nm 300-1000nm
Blocking OD3 @300-1000nm OD3 @300-1000nm OD3 @300-1000nm
Clear Aperture 26mm 26mm 26mm
Surface Quality 60/40 60/40 60/40
Surface parallelism 1/4λ 1/4λ 1/4λ
Parallelism 30" 30" 30"
Net Weight 5.5g / 0.19oz 5.5g / 0.19oz 5.5g / 0.19oz
Glass Thickness 1.85mm 1.85mm 1.85mm

Features

1. Optical high precision double sided polishing to ensure that the parallelism is higher than 30 inch and high flatness 1/4λ; to ensure that does not affect the image quality
2. Precision double sided optical coating; non two piece glue; effectively improve the transmittance and cut off depth
3. 300-1000nm wavelength range; Oxygen III 7nm extra narrowband filter transmits a 7nm bandwidth of light that is centered at 500nm
4. Standard 1.25 inch interface; thin metal cells have a clear aperture of 26mm for 1.25 inch filters
5. 300-1000nm wavelength range; the Sulfur II 7nm extra narrowband filter transmits a 7nm bandwidth of light that is centered at 672nm

Ask About This Product