Artemis Director's Viewfinder
GRATUIT
Free
Description
Optaxis - Where the optical axis meets community.
A pro toolbox and community built for 35mm full-frame, medium format, large format, Leica, Sony, Fujifilm, Canon, Nikon, Panasonic, Hasselblad, Phase One, ALPA technical camera, and film photographers. 20 engineer-grade toolsets covering 40+ sub-tools, a 400+ lens spec database, a global photographer community, and an AI assistant - all in one app.
20 PROFESSIONAL TOOLSETS - 40+ SUB-TOOLS
Pre - Planning
- Weather & Light, Field of View, Focal Conversion, Depth of Field
Shoot - Capture
- AR Composition Viewfinder (9 grids, level, spot meter, 6 B&W filter previews, RGB histogram, Sun/Moon/Milky Way AR, AI Vision)
- Exposure Calculator (triangle, EV, ND, film reciprocity)
- Scheimpflug Tilt: precise angle, optimal focus distance up to f/64, linked DoF
- Perspective Correction (architectural shift, multi-back image circle)
Post - Darkroom
- Film Development (5-step wizard, +/-0.5C, batch decay, test-strip timer, 11 verified recipes)
- Darkroom Printing (burn/dodge, 4 safelights, F-stop strips, MG filters)
- Personal EI Calibration (Zone VIII for slide film, community widget, share)
- White Balance Reference
Log - Logging & Extension
- Shooting Diary (3 tabs, 12-field film mode, video, EXIF auto-read, cloud sync)
- Astro (star trails 500/NPF, Milky Way, Sun/Moon trajectory, moon calendar, eclipse catalog 2026-2035, meteor showers, find-when, map planner)
- AR Sky Overlay (Sun/Moon/Milky Way arcs, compass, Polaris, celestial equator, 53 stars + 5 planets, time scrubber)
- Print Size (DPI grading, stitched pixels, museum verdict)
EQUIPMENT ARCHIVE
Manage bodies, backs, lenses, filters, kits, and film rolls. Spec library: Leica M/SL/S, Hasselblad XCD/HC, Fuji GF, ALPA HR, Schneider/Rodenstock LF. Side-by-side gear comparison plus cloud account sync (consistent across devices, recoverable after reinstall).
UNCOMPROMISED QUALITY
Native HEIC, 10-bit Display P3, up to 80MB original files. Full dynamic range and color preserved for medium and large format creators.
GLOBAL PHOTOGRAPHER COMMUNITY
- Multi-image posts - main plus 100 percent detail crops, or multi-finals, 9-image parallel upload
- Post editing - title, description, images, city, equipment after publishing
- Image zoom - pinch to view 4K HD
- Global photographer map - discover, spot check-in and bookmarks, meetups, routes
AI PHOTO ASSISTANT
XiaoGuang AI - photo critique, smart captions, bio generation, log analysis, voice-to-text. Knowledge base: Leica, Hasselblad, Fuji GFX, ALPA, large format. Ask via XiaoGuang mention in group chats. Bilingual CN and EN auto-translate.
LOG AND PLANNING
- Shooting log - equipment, params, notes, 12-field film mode, 2 video clips, cloud sync
- Shooting plans - pre-shoot planning, reference cover, gear checklist, WeatherKit, linked log
ARTICLES, NEWS, WEATHER
Tips - in-depth articles, auto CN and EN translation.
News - film releases, lens reviews, large-format updates.
Weather and light: golden hour, blue hour, moonrise and moonset, cloud cover.
SUBSCRIPTION
Free to use - most calculators and community features. Pro unlocks the AI assistant (Monthly 20 queries per day, Yearly 40 queries per day). Monthly (5.99 USD) and yearly (49.99 USD). Billed through Apple ID, auto-renews, cancel anytime in Settings, Apple ID, Subscriptions.
Terms of Use: https://optaxis.app/terms.html
Privacy Policy: https://optaxis.app/privacy-policy.html
Support: https://optaxis.app/support.html
A pro toolbox and community built for 35mm full-frame, medium format, large format, Leica, Sony, Fujifilm, Canon, Nikon, Panasonic, Hasselblad, Phase One, ALPA technical camera, and film photographers. 20 engineer-grade toolsets covering 40+ sub-tools, a 400+ lens spec database, a global photographer community, and an AI assistant - all in one app.
20 PROFESSIONAL TOOLSETS - 40+ SUB-TOOLS
Pre - Planning
- Weather & Light, Field of View, Focal Conversion, Depth of Field
Shoot - Capture
- AR Composition Viewfinder (9 grids, level, spot meter, 6 B&W filter previews, RGB histogram, Sun/Moon/Milky Way AR, AI Vision)
- Exposure Calculator (triangle, EV, ND, film reciprocity)
- Scheimpflug Tilt: precise angle, optimal focus distance up to f/64, linked DoF
- Perspective Correction (architectural shift, multi-back image circle)
Post - Darkroom
- Film Development (5-step wizard, +/-0.5C, batch decay, test-strip timer, 11 verified recipes)
- Darkroom Printing (burn/dodge, 4 safelights, F-stop strips, MG filters)
- Personal EI Calibration (Zone VIII for slide film, community widget, share)
- White Balance Reference
Log - Logging & Extension
- Shooting Diary (3 tabs, 12-field film mode, video, EXIF auto-read, cloud sync)
- Astro (star trails 500/NPF, Milky Way, Sun/Moon trajectory, moon calendar, eclipse catalog 2026-2035, meteor showers, find-when, map planner)
- AR Sky Overlay (Sun/Moon/Milky Way arcs, compass, Polaris, celestial equator, 53 stars + 5 planets, time scrubber)
- Print Size (DPI grading, stitched pixels, museum verdict)
EQUIPMENT ARCHIVE
Manage bodies, backs, lenses, filters, kits, and film rolls. Spec library: Leica M/SL/S, Hasselblad XCD/HC, Fuji GF, ALPA HR, Schneider/Rodenstock LF. Side-by-side gear comparison plus cloud account sync (consistent across devices, recoverable after reinstall).
UNCOMPROMISED QUALITY
Native HEIC, 10-bit Display P3, up to 80MB original files. Full dynamic range and color preserved for medium and large format creators.
GLOBAL PHOTOGRAPHER COMMUNITY
- Multi-image posts - main plus 100 percent detail crops, or multi-finals, 9-image parallel upload
- Post editing - title, description, images, city, equipment after publishing
- Image zoom - pinch to view 4K HD
- Global photographer map - discover, spot check-in and bookmarks, meetups, routes
AI PHOTO ASSISTANT
XiaoGuang AI - photo critique, smart captions, bio generation, log analysis, voice-to-text. Knowledge base: Leica, Hasselblad, Fuji GFX, ALPA, large format. Ask via XiaoGuang mention in group chats. Bilingual CN and EN auto-translate.
LOG AND PLANNING
- Shooting log - equipment, params, notes, 12-field film mode, 2 video clips, cloud sync
- Shooting plans - pre-shoot planning, reference cover, gear checklist, WeatherKit, linked log
ARTICLES, NEWS, WEATHER
Tips - in-depth articles, auto CN and EN translation.
News - film releases, lens reviews, large-format updates.
Weather and light: golden hour, blue hour, moonrise and moonset, cloud cover.
SUBSCRIPTION
Free to use - most calculators and community features. Pro unlocks the AI assistant (Monthly 20 queries per day, Yearly 40 queries per day). Monthly (5.99 USD) and yearly (49.99 USD). Billed through Apple ID, auto-renews, cancel anytime in Settings, Apple ID, Subscriptions.
Terms of Use: https://optaxis.app/terms.html
Privacy Policy: https://optaxis.app/privacy-policy.html
Support: https://optaxis.app/support.html
What's new (v1.8.0)
Weather alerts are now sent on a schedule from our server, so you receive shooting-weather notifications reliably and on time even when the app isn't open. This release also includes under-the-hood stability improvements.
