
DGM Optics
DGM HPOIII - High Performance O-III filter 2"
Regular price
1.367,00 kr
Sale price
1.678,00 kr
VAT included for EU customers.
Shipping calculated at checkout.
We currently have 1 in stock.
The HPOIII makes an excellent complimentary filter to DGM's Narrow Pass Band Nebula filter. The HPOIII's high transmission and narrow bandwidth allows maximum enhancement and detail for a large variety of emission nebula. 2 inch diameter.
DETAILED SPECIFICATIONS
FILTER TYPE: Bandpass
COATING TYPE: Surface Coating
DIAMETER (MM): Per 48MM Camera Ring
MOUNTING TYPE: Ring Mounted
CENTER WAVELENGTH (NM): 503
CENTER WAVELENGTH TOLERANCE (NM): +4/-2 FWHM
BANDWIDTH (NM) 13 FWHM BANDWIDTH TOLERANCE (NM) +4/-2 TRANSMISSION: ≥88% peak
BLOCKING: ≥ OD2 540-590nm
TRANSMITTED WAVEFRONT DISTORTION: ≤ 3 waves
ANGLE OF INCIDENCE 0 MINIMUM SURFACE QUALITY: Assembly per MIL-C-48497A (F scratch/ F Dig)