BOCHU BOCI 2nd-Lower Protective Lens Cartridge

Original BOCHU BOCI cartridges for the second-lower optical position in the listed BLT configurations. Confirm the second-lower position, complete BOCHU part number, BLT model and listed optical specification before ordering.

Download BLT4 Series Intelligent Cutting Head Lower and Second Lower Protective Window Cartridge Replacement Guide V1.0

Part Numbers and Matching Models

PART NUMBER	MATCHING MODEL
DP.M.Q0209AA	BLT310、BLT421S、BLT310T、BLT421TS
P.S.M0260	BLT420、BLT420S、BLT440F
DP.M.Q0046AA	BLT460F
DP.M.Q0078AA	BLT421、BLT441、BLT421T、BLT441T、BLT442、BLT442P、BLT442T
DP.M.Q0079AA	BLT461、BLT462、BLT461T、BLT462P、BLT462T
DP.M.Q0055AA	BLT481、BLT482、BLT482P
DP.M.Q0137AA	BLT4101、BLT4102、BLT4102P
DP.M.Q0363AA	BLT4122
DP.M.Q0347AA	BLT510、BLT520
DP.M.Q0123AA	BLT520H、BLT540H
DP.M.Q0227AA	BLT560H
P.S.M0121	BLT640、BLT641
DP.M.Q0004AA	BLT641H(15KW)
DP.M.Q0063AA	BLT642H
DP.M.Q0003AA	BLT661、BLT661H(Including BLT641H(20KW))
DP.M.Q0065AA	BLT662H
DP.M.Q0029AA	BLT681H
DP.M.Q0098AA	BLT682H
DP.M.Q0087AA	BLT6101H
DP.M.Q0272AA	BLT6120H
DP.M.Q0379AA	BLT643H
DP.M.Q0380AA	BLT663H
DP.M.Q0381AA	BLT683H
DP.M.Q0382AA	BLT6103H
DP.M.Q0187AA	BLT662MA
DP.M.Q0144AA	BLT840H
DP.M.Q0286AA	BLT860H
DP.M.Q0366AA	BLT980MA
DP.M.Q0328AA	BLT9100MA
DP.M.Q0425AA	BLT9120MA

How to Select the Correct Configuration

Confirm the second-lower position first, then match the complete part number, BLT model and listed optical specification.

Why Correct Selection Matters

Second-lower is not the standard lower position; do not assume interchangeability.

Why Buy From BOCHU.store

The existing 30 mapped options are organized by position and configuration.

Quick Answers

Is it the same as normal lower?

No. Confirm the optical position.

Can I choose by lens size alone?

No. Match the part number, model and position.

What evidence should be used?

Use the complete label, photo, nameplate and current mapping.

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