All Lenses and Upgrades Explained – Fatal Frame: Mask of the Lunar Eclipse Remastered

Looking for the best lens in Fatal Frame 4? This video breaks down all Camera Obscura lenses and upgrades in Fatal Frame: Mask of the Lunar Eclipse Remastered (also known as Project Zero 4).
We go through every lens and upgrade, explaining how they work, where to find them, and how they change your gameplay in Fatal Frame. From damage boosts and ghost tracking to hidden ghost detection and even unlimited film, this guide covers everything you need to know.

You’ll learn about:
Lenses:
◆ Blast Lens – Ruka’s first lens; slightly increases shot damage.
◆ Slow Lens – Temporarily slows ghost movement (Viewfinder Mode only).
◆ Pierce Lens – Makes ghosts vulnerable to powerful shots for a short time.
◆ Blow Lens – Uses all Spirit Points to deal proportional damage.
◆ Zero Lens – Stronger damage boost for a single shot; costs 3 Spirit Points.
◆ Crush Lens – High-damage powerhouse, unlocked via 60 Hozuki Dolls.
◆ Stop Lens – Freezes ghosts in place; great for fast or multiple enemies.
◆ Extend Lens – Adds an extra shot to Fatal Frame combos.
◆ Lunar Lens – Boosts Fatal Frame shot power and points; late-game unlock.
◆ Stun Lens (Push Lens) – Knocks ghosts back; works on multiple at once.
◆ Grab Lens (Track Lens) – Auto-locks onto nearest ghost; costs 0 Spirit Points.
◆ Camera Lens (Choshiro) – Takes non-damaging photos with flashlight.
◆ Focus Lens – Deals strong damage to single or clustered ghosts.
◆ Chain Lens – Extends chain shot timing for better combos and scores.
◆ Explode Lens – Damages and pushes back all ghosts nearby.

Upgrades:
◆ Alarm Upgrade – Visual cue for Fatal Frame timing; not for Choshiro.
◆ Evade Upgrade – Allows dodging ghost attacks with perfect timing.
◆ Measure Upgrade – Displays ghost health bar during lock-on.
◆ Switch Upgrade – Lets you equip and swap between three lenses.
◆ Hear Upgrade (Chime) – Alerts you when near Hozuki Dolls.
◆ Acquire Upgrade (Exploit) – Boosts photo points earned, up to double.
◆ Sense Upgrade – Reveals hidden Revenant ghosts after 100 ghost photos.
◆ Optimal Upgrade (Festival) – Camera is permanently fully charged for max damage.
◆ Infinite Upgrade – Photos consume no film; unlimited use of any film type.

Full Extensive Guide for Fatal Frame 4 / Project Zero 4:
   • Fatal Frame: Mask of the Lunar Eclipse – 1...  

Timestamps:
00:00 – Intro
00:31 – Blast Lens
01:01 – Slow Lens
01:31 – Pierce Lens
02:10 – Blow Lens
02:35 – Zero Lens
03:05 – Crush Lens
03:29 – Stop Lens
03:57 – Extend Lens
04:34 – Lunar Lens
05:28 – Stun Lens
06:03 – Grab Lens
06:44 – Camera Lens
07:04 – Focus Lens
07:17 – Chain Lens
07:46 – Explode Lens
08:38 – Alarm Upgrade
09:05 – Evade Upgrade
10:00 – Measure Upgrade
10:25 – Switch Upgrade
11:02 – Hear Upgrade
11:37 – Acquire Upgrade
12:04 – Sense Upgrade
12:38 – Optimal Upgrade
13:40 – Infinite
14:12 – Outro

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