Full credits for the photographs, illustrations and video previews used on this website. Short credits beside an image link directly to its entry below.
Creative Commons Attribution–ShareAlike 2.0 (CC BY-SA 2.0). Licence information
Changes and context
Original file unchanged. Resized or cropped by the layout. Civilian-marked example; not evidence of an issued military HK Mk23 Mod 0.
Complete original caption
HK Mark 23 (MARK-23-Verschlussbeschriftung), mit Schalldämpfer und LAM. Vergleichsbild, kein Bildnachweis für die militärische Mk23 Mod 0. Foto: Joe Loong, Mark23SuppressedLeft.jpg, 14.04.2007, Wikimedia Commons, CC BY-SA 2.0. Unverändertes Original.
U.S. government work; public domain in the United States. Public Domain Mark 1.0 is a status marker, not an additional licence. Licence information
Changes and context
Original file unchanged, resized for display. Illustrates the SDV environment; does not establish HK Mk23 use during this exercise.
Notice
The appearance of U.S. Department of War (DoW) visual information does not imply or constitute DoW endorsement.
Complete original caption
SEALs und Taucher des SEAL Delivery Vehicle Team 1 schwimmen bei einer Übung im südlichen Pazifik zur USS Michigan zurück, 20. Februar 2012. Das Foto veranschaulicht das SDV-Umfeld; es belegt keine Mk23-Nutzung bei dieser Übung. Foto: Kristopher Kirsop / U.S. Navy, VIRIN 120220-N-ZK869-163. Quelle: DVIDS / Wikimedia Commons; Public Domain (USA), Original unverändert.
Publisher’s own photographs of his HK SFP9 M: overall view and a detail of the slide marking.
Rights
Owned photograph. No general permission for reuse by third parties.
Editing
Crop, light and contrast adjustments; serial numbers fully retouched, private document excluded. The slide emblem is a detail crop from a separate own photograph. No generative alteration.
HK SFP9 M — magazine marking
Creator
Uwe Betz / CYBERSMART.TACTICAL
Source
Publisher’s own photograph of the magazine belonging to his HK SFP9 M.
Rights
Owned photograph. No general permission for reuse by third parties.
Editing
Crop, rotation, light and contrast adjustments. No generative alteration. The photograph documents the marking of this example, rather than any coating specification or test qualification.
Official video title image supplied by YouTube oEmbed, unaltered. Used only as the linked preview of the critically discussed video, with playback and provider link.
Basis
Source quotation in the context of the discussed video (section 51 UrhG); not an owned photograph or freely licensed asset.
Original publication: POLIZEIPRAXIS 2022/2; PDF supplied by Heckler & Koch. The discussed article is by Marc Roth. A separate cover creator is not named in this PDF.
Use
Reduced, complete source illustration beside the discussion of the System Family cover framing and the manufacturer article. No compositing or extraction of the cover photograph.
Basis
Quotation under section 51 UrhG; source attribution under section 63 UrhG. No general reuse licence or contractual permission is claimed.
Original publication: POLIZEIPRAXIS 2022/2; PDF supplied by Heckler & Koch. The discussed article is by Marc Roth. A separate cover creator is not named in this PDF.
Use
Reduced, complete source illustration beside the discussion of the System Family cover framing and the manufacturer article. No compositing or extraction of the cover photograph.
Basis
Quotation under section 51 UrhG; source attribution under section 63 UrhG. No general reuse licence or contractual permission is claimed.
Three proportionally cropped slide photographs to explain the visible serration patterns of standard SFP9, SFP9 M and the A1 family. Independent comparison in the SFP9 M article; not a scale drawing or a coating comparison. Original markings preserved; no A1 marking added. The photographer is not separately identified in the source images or their PNG metadata.
Basis
Quotation under section 51 UrhG; attribution under section 63 UrhG. No contractual permission or general reuse licence is claimed.
Image sources and use in the three-way comparison.
WAIMEX 2019 · SFP9 M catalogue offer
Source / attribution
WAIMEX Jagd- und Sportwaffen GmbH · Catalogue 2019, page 126 · HK product photograph in the catalogue; photographer not separately identified on the quoted page.
Detail / use
Rectangular detail of the SFP9 Maritim offer panel. Original markings, photograph, text and prices unchanged. The adjacent discussion identifies the model marking, emblem, order number and price as evidence of a historical commercial offer. No claim about actual delivery quantities, duration or a one-off release.
Basis
Image quotation under section 51 UrhG; attribution under section 63 UrhG. No contractual permission or general reuse licence is claimed.
Source and quotation context of the catalogue detail.
HK SFP9 M · Publisher’s own photographs
Photographer / rights holder
Uwe Betz / CYBERSMART.TACTICAL. Own photographs supplied on 30 October 2026.
Subjects
HK SFP9 M; separately purchased SFP9 L OR conversion slide; anchor-and-trident markings on the M slide and magazine. The separate L OR slide is not an A1 slide.
Processing
Non-generative editing: crop, restrained exposure and sharpening, wooden surface colour-graded to graphite blue. Original firearm shapes and markings preserved. Public copies contain no EXIF/IPTC/XMP location metadata.
Use
Article photographs and title image. Use on the blog and associated social-media channels commissioned by the photographer. The photographs document visible features, not maritime trials.
Maintenance Manual SW370-BK-MMI-010, Revision A, May 1997; MK23 Mod 0.
Permission
The publisher confirms the photographer’s permission to use this cover photograph with credit and source link. No permission for distributing the complete manual is implied.
Editing
Proportional downscale; original cover markings and historical distribution notice retained; metadata omitted.
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