Gun sighting and fire control equipment and instruments, optical, manufacturing · California

II-VI Aerospace & Defense - Tustin

Name: II-VI Aerospace & Defense - Tustin Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Tustin, CA · ~57 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 0.8
Avg TCR: 3.3
Industry avg: 0
Fatalities

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The verdict

II-VI Aerospace & Defense - Tustin runs at 26% of its industry's injury rate - far safer than the typical Gun sighting and fire control equipment and instruments, optical, manufacturing workplace, earning a grade A.

II-VI Aerospace & Defense - Tustin: 0.8 TCR = 26% of Gun sighting and fire control equipment and instruments, optical, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

II-VI Aerospace & Defense - Tustin safety composite

II-VI Aerospace & Defense - Tustin scores strongest on dart rate (safer than 77% of same-industry peers) and weakest on fatalities (safer than 50%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

70/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): B 0.85 per 100 workers

Safer than 76% of industry peers
DART rate: B 0 per 100 workers

Safer than 77% of industry peers
Fatalities: D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−1.7

2020→2021

II-VI Aerospace & Defense - Tustin injury rate improved

II-VI Aerospace & Defense - Tustin's TCR fell 1.7 from 1.7 in 2020 to 0.0 in 2021. Peak filing year was 2020 at 1.7 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2020=1.7 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 333314 · Tustin, CA AT/BELOW-IND · SMALL

Grade A · TCR 0.8 · 26% of ind

DART 0.0 DART
RANK #2/20
PHOTO Research Electro Opt…
BOOK 2y book
INJ 1 inj
SIZE ~57 FTE

Nearest TCR peer: Research Electro Optics Inc. (0.0 TCR gap)

Read with this employer → · Industry book → · California employers → · Look up another →

Research Elect

0.9
Materion - Wes

0.9
This site

0.8
L3Harris Kigre

0.8
Danbury Missio

0.8

What this shows II-VI Aerospace & Defense - Tustin averages 0.8 TCR (26% of the Gun sighting and fire control equipment and instruments, optical, manufacturing BLS benchmark).

II-VI Aerospace & Defense - Tustin TCR series: 2020=1.7 · 2021=0 · BLS 3.3

Where II-VI Aerospace & Defense - Tustin falls in its industry

145 Gun sighting and fire control establishments

Safer than 76% of graded establishments in this industry, whose median TCR is 1.8.

Grade A

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #2 safest of 20 Gun sighting and fire control employers in California.

II-VI Aerospace & Defense - Tustin (57 employees, TCR 0.8) among 29 same-industry peers, split at the industry median of 80 employees and a TCR of 1.8

II-VI Aerospace & Defense - Tustin has fewer employees than the Gun sighting and fire control equipment median and a lower injury rate than the industry's median TCR of 1.8. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year	TCR	DART	Injuries	Illnesses	Fatalities
2021	0.0	0.0	0	0	0
2020	1.7	1.7	1	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

333314 · CA · Tustin

145 Gun sighting and fire control equipment and instruments, optical, manufacturing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 94 employers in Tustin, CA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Research Electro Optics Inc.	BOULDER, CO	0.9 TCR
NAICS-TCR	Materion - Westford 1 Lyberty	WESTFORD, MA	0.9 TCR
NAICS-TCR	L3Harris Kigre	HILTON HEAD ISLAND, SC	0.8 TCR
NAICS-TCR	Danbury Mission Technologies	DANBURY, CT	0.8 TCR
STATE-SIZE	Bowles Farming Company	LOS BANOS	57 FTE
STATE-SIZE	Blanc Vineyards, LLC	DELANO	57 FTE
STATE-SIZE	MI RANCHITO FARMING INC	SANTA MARIA	57 FTE
STATE-SIZE	Farmland Management Services	TURLOCK	57 FTE
CITY-NEAR	TUSTCA70	Tustin	1,036 FTE
CITY-NEAR	TUSTCA70 - Pacific Bell Telephone Company	Tustin	840 FTE
CITY-NEAR	738 YOUNG S MARKET-TUSTIN	Tustin	765 FTE
CITY-NEAR	Headquarters, CA	Tustin	691 FTE
NAT-TCR	Straumann Arlington	Arlington, TX	0.8 TCR
NAT-TCR	City of Minneapolis Assessor's Office	Minneapolis, MN	0.8 TCR
NAT-TCR	DairyChem Laboratories - Fishers	Fishers, IN	0.8 TCR
NAT-TCR	CMI Industry	Salem, OH	0.8 TCR
NAT-SIZE	Frohring Building	Newbury, OH	57 FTE
NAT-SIZE	Transteck Inc. - Lancaster	Lancaster, PA	57 FTE
NAT-SIZE	Daniels Sharpsmart, Inc. Easton	Easton, PA	57 FTE
NAT-SIZE	Abilene Beverages	Abilene, TX	57 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2021, 2020. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.