OIII - Filter


Astronomik OIII CCD-Filter 38mm
Astronomik OIII CCD   38mm
Astronomik OIII  2. Wahl

Astronomik OIII

Astronomik OIII CCD

Astronomik OIII
(2002)

Astronomik OIII
(2005)
Interstellarum-Testbericht
Baader OIII
(2004)*
Baader OIII
(2004)
Baader OIII
(2005)
Interstellarum-Testbericht

Baader OIII

Baader OIII CCD 8.5nm
(2007)
CS OIII Filter
Custom Scientific [O III] 500.7/4.5nm   50mm

ICS OIII

Lumicon OIII

Lumicon OIII

Lumicon OIII
(ca. 1990-1995)*

Lumicon OIII
(2005)
Interstellarum-Testbericht

Meade Nebular-OIII
(2005)
Interstellarum-Testbericht
Tele Vue Bandmate OIII
(2005)
Interstellarum-Testbericht
 Thousand Oaks OIII
Thousand Oaks OIII  2"

Thousand Oaks OIII
(2005)
Interstellarum-Testbericht

Thousand Oaks OIII - 2"
(2005)

Thousand Oaks OIII - 1.25"
(2005)
Thousand Oaks OIII
(2005)