2 Inch 5nm Narrow Band Filter H-Alpha SII OIII for Telescopes(1 S)

★★★★★ 4.4 32 reviews

US$452.82
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by permafuture.org
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
US$452.82
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Jul 10
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by permafuture.org
Free 30-day returns Details

Product details

Management number 221804612 Release Date 2026/05/03 List Price US$452.82 Model Number 221804612
Category

High-concerned chemical : NoneModel Number : SV227Origin : Mainland ChinaWavelength Range : 300-1000nmCWL : 672nmFWHM : 5nmBlocking : OD5Peak transmittance : 90%Surface parallelism : 1/4Thread : M48x0.75Single Thread : YesNet Weight : 12.5g / 0.44oz /0.027lb

  • |Ultra-Narrow Bandpasses: SV227 filters offer 5nm bandwidths for H-Alpha, SII, and OIII wavelengths, enhancing deep space and planetary photography.
  • Optimized for Emission Nebulae:Designed for nebula observation, the OIII filter reduces unwanted light pollution, revealing the beauty of emission nebulae.
  • Blocks Light Pollution:SII and H-Alpha filters effectively block artificial and natural light pollution, high-contrast images.
  • Integrated IR-Cut Function:Includes IR-Cut function, eliminating the need for additional filters, simplifying your setup for planetary and deep space imaging.
  • PP Material:Constructed with robust PP material, the filter box provides protection for your valuable optical filters.
Brand ZZGXWM
Color 1 S
Manufacturer ZZGXWM
Model Number ZZGXWM
Manufacturer Part Number ZZGXWM

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.4 out of 5
★★★★★
32 ratings | 13 reviews
How item rating is calculated
View all reviews
5 stars
81% (26)
4 stars
5% (2)
3 stars
2% (1)
2 stars
1% (0)
1 star
11% (4)
Sort by

There are currently no written reviews for this product.