# Catalogs

Closed enums. `check` refuses anything else.

## prim

`cylinder` `cone` `box` `tube`

From `build-instrument-01.py` helpers.

## material

| id | metallic | roughness |
|---|---|---|
| anodised_graphite | 0.72 | 0.48 |
| aluminium_machined | 0.86 | 0.26 |
| brass_collar | 0.94 | 0.22 |
| foot_rubber | 0.0 | 0.88 |
| window_glass | 0.0 | 0.045 |
| fastener_steel | 0.80 | 0.38 |

## finish

`bead-blast` `turned` `turned-fine` — from `studio.py` `apply_micro` params. Omit for albedo only.

## environment

`vitrine` (studio-0) `raking` (studio-1) `broad` (studio-2, default)

## views

`hero` 32° / 0.40 · `side` 104° / 0.05 · `front` 196° / 1.35 · lens 85mm · corner-fit framing.